diff --git a/code/WorkInProgress/ZomgPonies/mobs/pony.dm b/code/WorkInProgress/ZomgPonies/mobs/pony.dm
index c1ca84543d5..7680e8ee42a 100644
--- a/code/WorkInProgress/ZomgPonies/mobs/pony.dm
+++ b/code/WorkInProgress/ZomgPonies/mobs/pony.dm
@@ -43,7 +43,7 @@
 		else
 			if(O.force)
 				var/damage = O.force
-				if (O.damtype == HALLOSS)
+				if (O.damtype == STAMINA)
 					damage = 0
 				health -= damage
 				for(var/mob/M in viewers(src, null))
diff --git a/code/controllers/configuration.dm b/code/controllers/configuration.dm
index 7400a695d27..74e09dc1211 100644
--- a/code/controllers/configuration.dm
+++ b/code/controllers/configuration.dm
@@ -96,6 +96,7 @@
 
 	//game_options.txt configs
 
+	var/health_threshold_softcrit = 0
 	var/health_threshold_crit = 0
 	var/health_threshold_dead = -100
 
diff --git a/code/game/machinery/computer/HolodeckControl.dm b/code/game/machinery/computer/HolodeckControl.dm
index 094619a5a53..cd78210b41f 100644
--- a/code/game/machinery/computer/HolodeckControl.dm
+++ b/code/game/machinery/computer/HolodeckControl.dm
@@ -479,7 +479,7 @@
 	..()
 
 /obj/item/weapon/holo
-	damtype = HALLOSS
+	damtype = STAMINA
 
 /obj/item/weapon/holo/esword
 	desc = "May the force be within you. Sorta"
diff --git a/code/game/machinery/doors/airlock.dm b/code/game/machinery/doors/airlock.dm
index a198028a7ff..de07746d343 100644
--- a/code/game/machinery/doors/airlock.dm
+++ b/code/game/machinery/doors/airlock.dm
@@ -314,8 +314,8 @@ About the new airlock wires panel:
 				return
 		else if(user.hallucination > 50 && prob(10) && src.operating == 0)
 			user << "\red <B>You feel a powerful shock course through your body!</B>"
-			user.halloss += 10
-			user.stunned += 10
+			user.staminaloss += 50
+			user.stunned += 5
 			return
 	..(user)
 
diff --git a/code/game/objects/items/devices/scanners.dm b/code/game/objects/items/devices/scanners.dm
index 121f4d9e098..30bd2379fa6 100644
--- a/code/game/objects/items/devices/scanners.dm
+++ b/code/game/objects/items/devices/scanners.dm
@@ -188,8 +188,10 @@ REAGENT SCANNER
 					var/datum/data/record/V = virusDB[ID]
 					user.show_message(text("\red Warning: Pathogen [V.fields["name"]] detected in subject's blood. Known antigen : [V.fields["antigen"]]"))
 //			user.show_message(text("\red Warning: Unknown pathogen detected in subject's blood."))
+	if(M.getStaminaLoss())
+		user.show_message("<span class='info'>Subject appears to be suffering from fatigue.</span>")
 	if (M.getCloneLoss())
-		user.show_message("\red Subject appears to have been imperfectly cloned.")
+		user.show_message("<span class='warning'>Subject appears to have [M.getCloneLoss() > 30 ? "severe" : "minor"] cellular damage.</span>")
 //	if (M.reagents && M.reagents.get_reagent_amount("inaprovaline"))
 //		user.show_message("\blue Bloodstream Analysis located [M.reagents:get_reagent_amount("inaprovaline")] units of rejuvenation chemicals.")
 	if (M.has_brain_worms())
diff --git a/code/game/objects/structures/grille.dm b/code/game/objects/structures/grille.dm
index 68e7f0e0efb..efda3d2e00e 100644
--- a/code/game/objects/structures/grille.dm
+++ b/code/game/objects/structures/grille.dm
@@ -110,7 +110,7 @@
 	health -= M.melee_damage_upper
 	healthcheck()
 	return
-	
+
 /obj/structure/grille/mech_melee_attack(obj/mecha/M)
 	if(..())
 		playsound(loc, 'sound/effects/grillehit.ogg', 80, 1)
@@ -132,7 +132,7 @@
 	if(!Proj)	return
 
 	//Tasers and the like should not damage grilles.
-	if(Proj.damage_type == HALLOSS)
+	if(Proj.damage_type == STAMINA)
 		return
 
 	src.health -= Proj.damage*0.2
diff --git a/code/game/objects/structures/window.dm b/code/game/objects/structures/window.dm
index 646e84785e1..5d04a7a726b 100644
--- a/code/game/objects/structures/window.dm
+++ b/code/game/objects/structures/window.dm
@@ -8,32 +8,32 @@ var/global/wcColored
 	var/list/brig = list("#aa0808", "#7f0606", "#ff0000")
 	var/list/common = list("#379963", "#0d8395", "#58b5c3", "#49e46e", "#8fcf44", "#ffffff")
 
-	wcBar = pick(bar)	
+	wcBar = pick(bar)
 	wcBrig = pick(brig)
 	wcCommon = pick(common)
-	
+
 /obj/proc/color_windows(var/obj/W as obj)
 	if(!wcColored)
 		sleep(50) // Sleeping to make sure the glass has initialized on the map
 		wcColored = 1
-		
+
 	var/list/wcBarAreas = list(/area/crew_quarters/bar)
 	var/list/wcBrigAreas = list(/area/security,/area/security/main,/area/security/lobby,/area/security/brig,/area/security/permabrig,/area/security/prison,/area/security/prison/cell_block/A,/area/security/prison/cell_block/B,/area/security/prison/cell_block/C,/area/security/execution,/area/security/processing,/area/security/interrogation,/area/security/interrogationobs,/area/security/evidence,/area/security/prisonlockers,/area/security/medbay,/area/security/processing,/area/security/warden,/area/security/armoury,/area/security/securearmoury,/area/security/armoury/gamma,/area/security/securehallway,/area/security/hos,/area/security/podbay,/area/security/detectives_office,/area/security/range,/area/security/nuke_storage,/area/security/checkpoint,/area/security/checkpoint2,/area/security/checkpoint2,/area/security/checkpoint/supply,/area/security/checkpoint/engineering,/area/security/checkpoint/medical,/area/security/checkpoint/science,/area/security/vacantoffice,/area/security/vacantoffice2,/area/prison,/area/prison/arrival_airlock,/area/prison/control,/area/prison/crew_quarters,/area/prison/rec_room,/area/prison/closet,/area/prison/hallway/fore,/area/prison/hallway/aft,/area/prison/hallway/port,/area/prison/hallway/starboard,/area/prison/morgue,/area/prison/medical_research,/area/prison/medical,/area/prison/solar,/area/prison/podbay,/area/prison/solar_control,/area/prison/solitary,/area/prison/cell_block,/area/prison/cell_block/A,/area/prison/cell_block/B,/area/prison/cell_block/C,/area/shuttle/gamma/space,/area/shuttle/gamma/station)
-	
+
 	var/newcolor
 	for(var/A in wcBarAreas)
 		if(W.areaMaster == locate(A))
 			newcolor = wcBar
 			break
-	
+
 	for(var/A in wcBrigAreas)
 		if(W.areaMaster == locate(A))
 			newcolor = wcBrig
 			break
-			
-	if(!newcolor)	
+
+	if(!newcolor)
 		newcolor = wcCommon
-		
+
 	return newcolor
 
 /obj/structure/window
@@ -56,10 +56,10 @@ var/global/wcColored
 	var/sheets = 1 // Number of sheets needed to build this window (determines how much shit is spawned by destroy())
 //	var/silicate = 0 // number of units of silicate
 //	var/icon/silicateIcon = null // the silicated icon
-	
+
 /obj/structure/window/bullet_act(var/obj/item/projectile/Proj)
 	//Tasers and the like should not damage windows.
-	if(Proj.damage_type == HALLOSS)
+	if(Proj.damage_type == STAMINA)
 		return
 
 	health -= Proj.damage
@@ -281,7 +281,7 @@ var/global/wcColored
 				if(G.amount>=G.max_amount)
 					continue
 				G.attackby(NG, user)
-			
+
 			if (reinf)
 				var/obj/item/stack/rods/NR = new (src.loc)
 				for (var/obj/item/stack/rods/R in src.loc)
@@ -289,7 +289,7 @@ var/global/wcColored
 						continue
 					if(R.amount>=R.max_amount)
 						continue
-					R.attackby(NR, user)			
+					R.attackby(NR, user)
 
 		user << "<span class='notice'>You have disassembled the window.</span>"
 		disassembled = 1
@@ -316,8 +316,8 @@ var/global/wcColored
 
 /obj/structure/window/mech_melee_attack(obj/mecha/M)
 	if(..())
-		hit(M.force, 1)	
-	
+		hit(M.force, 1)
+
 /obj/structure/window/proc/hit(var/damage, var/sound_effect = 1)
 	if(reinf) damage *= 0.5
 	health = max(0, health - damage)
diff --git a/code/modules/flufftext/Hallucination.dm b/code/modules/flufftext/Hallucination.dm
index 32b72f045fc..d1dfd17227b 100644
--- a/code/modules/flufftext/Hallucination.dm
+++ b/code/modules/flufftext/Hallucination.dm
@@ -303,7 +303,7 @@ proc/check_panel(mob/M)
 					if(weapon_name)
 						my_target << sound(pick('sound/weapons/genhit1.ogg', 'sound/weapons/genhit2.ogg', 'sound/weapons/genhit3.ogg'))
 						my_target.show_message("\red <B>[my_target] has been attacked with [weapon_name] by [src.name] </B>", 1)
-						my_target.halloss += 8
+						my_target.staminaloss += 30
 						if(prob(20)) my_target.eye_blurry += 3
 						if(prob(33))
 							if(!locate(/obj/effect/overlay) in my_target.loc)
@@ -311,7 +311,7 @@ proc/check_panel(mob/M)
 					else
 						my_target << sound(pick('sound/weapons/punch1.ogg','sound/weapons/punch2.ogg','sound/weapons/punch3.ogg','sound/weapons/punch4.ogg'))
 						my_target.show_message("\red <B>[src.name] has punched [my_target]!</B>", 1)
-						my_target.halloss += 4
+						my_target.staminaloss += 30
 						if(prob(33))
 							if(!locate(/obj/effect/overlay) in my_target.loc)
 								fake_blood(my_target)
diff --git a/code/modules/mob/living/carbon/carbon.dm b/code/modules/mob/living/carbon/carbon.dm
index 7d307c92aac..b901147295a 100644
--- a/code/modules/mob/living/carbon/carbon.dm
+++ b/code/modules/mob/living/carbon/carbon.dm
@@ -187,6 +187,11 @@
 				if(status == "")
 					status = "OK"
 				src.show_message(text("\t []My [] is [].",status=="OK"?"\blue ":"\red ",org.display_name,status),1)
+			if(staminaloss)
+				if(staminaloss > 30)
+					src << "<span class='info'>You're completely exhausted.</span>"
+				else
+					src << "<span class='info'>You feel fatigued.</span>"
 			if((SKELETON in H.mutations) && (!H.w_uniform) && (!H.wear_suit))
 				H.play_xylophone()
 		else if(lying) // /vg/: For hugs. This is how update_icon figgers it out, anyway.  - N3X15
diff --git a/code/modules/mob/living/carbon/human/human_attackhand.dm b/code/modules/mob/living/carbon/human/human_attackhand.dm
index a4600443825..9258953388d 100644
--- a/code/modules/mob/living/carbon/human/human_attackhand.dm
+++ b/code/modules/mob/living/carbon/human/human_attackhand.dm
@@ -33,7 +33,7 @@
 
 			visible_message("\red <B>[M] has punched [src]!</B>")
 
-			apply_damage(damage, HALLOSS, affecting, armor_block)
+			apply_damage(damage, STAMINA, affecting, armor_block)
 			if(damage >= 9)
 				visible_message("\red <B>[M] has weakened [src]!</B>")
 				apply_effect(4, WEAKEN, armor_block)
diff --git a/code/modules/mob/living/carbon/human/human_movement.dm b/code/modules/mob/living/carbon/human/human_movement.dm
index dccfc9a6691..2454b72fc34 100644
--- a/code/modules/mob/living/carbon/human/human_movement.dm
+++ b/code/modules/mob/living/carbon/human/human_movement.dm
@@ -15,7 +15,7 @@
 
 	if((M_RUN in mutations)) return -1
 
-	var/health_deficiency = (100 - health)
+	var/health_deficiency = (100 - health + staminaloss)
 
 	if(health_deficiency >= 40) tally += (health_deficiency / 25)
 
diff --git a/code/modules/mob/living/carbon/human/life.dm b/code/modules/mob/living/carbon/human/life.dm
index 3353b07b6dd..24f8d9bb3ef 100644
--- a/code/modules/mob/living/carbon/human/life.dm
+++ b/code/modules/mob/living/carbon/human/life.dm
@@ -1062,6 +1062,7 @@ var/global/list/brutefireloss_overlays = list("1" = image("icon" = 'icons/mob/sc
 					adjustHalLoss(-3)
 			else if(sleeping)
 				handle_dreams()
+				adjustStaminaLoss(-10)
 				adjustHalLoss(-3)
 				if (mind)
 					if((mind.active && client != null) || immune_to_ssd) //This also checks whether a client is connected, if not, sleep is not reduced.
@@ -1167,6 +1168,8 @@ var/global/list/brutefireloss_overlays = list("1" = image("icon" = 'icons/mob/sc
 			if(gloves && germ_level > gloves.germ_level && prob(10))
 				gloves.germ_level += 1
 
+			CheckStamina()
+
 		return 1
 
 	proc/handle_regular_hud_updates()
@@ -1356,7 +1359,7 @@ var/global/list/brutefireloss_overlays = list("1" = image("icon" = 'icons/mob/sc
 						if(2)	healths.icon_state = "health7"
 						else
 							//switch(health - halloss)
-							switch(100 - ((species && species.flags & NO_PAIN) ? 0 : traumatic_shock))
+							switch(100 - ((species && species.flags & NO_PAIN) ? 0 : traumatic_shock) - staminaloss)
 								if(100 to INFINITY)		healths.icon_state = "health0"
 								if(80 to 100)			healths.icon_state = "health1"
 								if(60 to 80)			healths.icon_state = "health2"
diff --git a/code/modules/mob/living/carbon/monkey/life.dm b/code/modules/mob/living/carbon/monkey/life.dm
index 6b61a89946f..cbacfde582d 100644
--- a/code/modules/mob/living/carbon/monkey/life.dm
+++ b/code/modules/mob/living/carbon/monkey/life.dm
@@ -569,6 +569,9 @@
 
 			//Other
 			handle_statuses()
+
+			CheckStamina()
+
 		return 1
 
 
diff --git a/code/modules/mob/living/damage_procs.dm b/code/modules/mob/living/damage_procs.dm
index 1887b052ad0..daca2f68de5 100644
--- a/code/modules/mob/living/damage_procs.dm
+++ b/code/modules/mob/living/damage_procs.dm
@@ -24,11 +24,13 @@
 			adjustCloneLoss(damage/(blocked+1))
 		if(HALLOSS)
 			adjustHalLoss(damage/(blocked+1))
+		if(STAMINA)
+			adjustStaminaLoss(damage/(blocked+1))
 	updatehealth()
 	return 1
 
 
-/mob/living/proc/apply_damages(var/brute = 0, var/burn = 0, var/tox = 0, var/oxy = 0, var/clone = 0, var/halloss = 0, var/def_zone = null, var/blocked = 0)
+/mob/living/proc/apply_damages(var/brute = 0, var/burn = 0, var/tox = 0, var/oxy = 0, var/clone = 0, var/halloss = 0, var/def_zone = null, var/blocked = 0, var/stamina = 0)
 	if(blocked >= 2)	return 0
 	if(brute)	apply_damage(brute, BRUTE, def_zone, blocked)
 	if(burn)	apply_damage(burn, BURN, def_zone, blocked)
@@ -36,6 +38,7 @@
 	if(oxy)		apply_damage(oxy, OXY, def_zone, blocked)
 	if(clone)	apply_damage(clone, CLONE, def_zone, blocked)
 	if(halloss) apply_damage(halloss, HALLOSS, def_zone, blocked)
+	if(stamina) apply_damage(stamina, STAMINA, def_zone, blocked)
 	return 1
 
 
diff --git a/code/modules/mob/living/living.dm b/code/modules/mob/living/living.dm
index f92158764f3..6c5de2f4b9b 100644
--- a/code/modules/mob/living/living.dm
+++ b/code/modules/mob/living/living.dm
@@ -153,6 +153,17 @@
 	if(status_flags & GODMODE)	return 0	//godmode
 	brainloss = amount
 
+/mob/living/proc/getStaminaLoss()
+	return staminaloss
+
+/mob/living/proc/adjustStaminaLoss(var/amount)
+	if(status_flags & GODMODE)	return 0
+	staminaloss = min(max(staminaloss + amount, 0),(maxHealth*2))
+
+/mob/living/proc/setStaminaLoss(var/amount)
+	if(status_flags & GODMODE)	return 0
+	staminaloss = amount
+
 /mob/living/proc/getHalLoss()
 	return halloss
 
@@ -291,6 +302,8 @@
 	setOxyLoss(0)
 	setCloneLoss(0)
 	setBrainLoss(0)
+	setStaminaLoss(0)
+	setHalLoss(0)
 	SetParalysis(0)
 	SetStunned(0)
 	SetWeakened(0)
@@ -611,9 +624,11 @@
 		var/mob/living/carbon/CM = L
 		if(CM.on_fire && CM.canmove)
 			CM.fire_stacks -= 5
-			CM.weakened = 5
+			CM.Weaken(3)
+			CM.spin(32,2)
 			CM.visible_message("<span class='danger'>[CM] rolls on the floor, trying to put themselves out!</span>", \
 				"<span class='notice'>You stop, drop, and roll!</span>")
+			sleep(30)
 			if(fire_stacks <= 0)
 				CM.visible_message("<span class='danger'>[CM] has successfully extinguished themselves!</span>", \
 					"<span class='notice'>You extinguish yourself.</span>")
@@ -695,6 +710,37 @@
 						CM.legcuffed = null
 						CM.update_inv_legcuffed()
 
+/mob/living/carbon/proc/spin(spintime, speed)
+	spawn()
+		var/D = dir
+		while(spintime >= speed)
+			sleep(speed)
+			switch(D)
+				if(NORTH)
+					D = EAST
+				if(SOUTH)
+					D = WEST
+				if(EAST)
+					D = SOUTH
+				if(WEST)
+					D = NORTH
+			dir = D
+			spintime -= speed
+	return
+
+/mob/living/proc/CheckStamina()
+	if(staminaloss)
+		var/total_health = (health - staminaloss)
+		if(total_health <= config.health_threshold_softcrit && !stat)
+			Exhaust()
+			setStaminaLoss(health - 2)
+			return
+		setStaminaLoss(max((staminaloss - 2), 0))
+
+/mob/living/proc/Exhaust()
+	src << "<span class='notice'>You're too exhausted to keep going...</span>"
+	Weaken(5)
+
 /mob/living/update_gravity(has_gravity)
 	if(!ticker)
 		return
diff --git a/code/modules/mob/living/living_defines.dm b/code/modules/mob/living/living_defines.dm
index 5d5e12c35f7..296442105f5 100644
--- a/code/modules/mob/living/living_defines.dm
+++ b/code/modules/mob/living/living_defines.dm
@@ -14,8 +14,8 @@
 	var/fireloss = 0.0	//Burn damage caused by being way too hot, too cold or burnt.
 	var/cloneloss = 0	//Damage caused by being cloned or ejected from the cloner early. slimes also deal cloneloss damage to victims
 	var/brainloss = 0	//'Retardation' damage caused by someone hitting you in the head with a bible or being infected with brainrot.
-	var/halloss = 0		//Hallucination damage. 'Fake' damage obtained through hallucinating or the holodeck. Sleeping should cause it to wear off.
-
+	var/halloss = 0		//Hallucination damage; utilize this largely for fake "pain" based damage. Sleeping should cause it to wear of
+	var/staminaloss = 0 //Stamina damage, or exhaustion. You recover it slowly naturally, and are stunned if it gets too high. Holodeck and hallucinations deal this.
 
 	var/hallucination = 0 //Directly affects how long a mob will hallucinate for
 	var/list/atom/hallucinations = list() //A list of hallucinated people that try to attack the mob. See /obj/effect/fake_attacker in hallucinations.dm
diff --git a/code/modules/mob/living/simple_animal/constructs.dm b/code/modules/mob/living/simple_animal/constructs.dm
index e760a0f2f43..39505b7ee40 100644
--- a/code/modules/mob/living/simple_animal/constructs.dm
+++ b/code/modules/mob/living/simple_animal/constructs.dm
@@ -112,7 +112,7 @@
 /mob/living/simple_animal/construct/attackby(var/obj/item/O as obj, var/mob/user as mob)
 	if(O.force)
 		var/damage = O.force
-		if (O.damtype == HALLOSS)
+		if (O.damtype == STAMINA)
 			damage = 0
 		adjustBruteLoss(damage)
 		for(var/mob/M in viewers(src, null))
@@ -154,7 +154,7 @@
 	if(O.force)
 		if(O.force >= 11)
 			var/damage = O.force
-			if (O.damtype == HALLOSS)
+			if (O.damtype == STAMINA)
 				damage = 0
 			adjustBruteLoss(damage)
 			for(var/mob/M in viewers(src, null))
@@ -282,7 +282,7 @@
 	if(O.force)
 		if(O.force >= 11)
 			var/damage = O.force
-			if (O.damtype == HALLOSS)
+			if (O.damtype == STAMINA)
 				damage = 0
 			adjustBruteLoss(damage)
 			for(var/mob/M in viewers(src, null))
diff --git a/code/modules/mob/living/simple_animal/friendly/spiderbot.dm b/code/modules/mob/living/simple_animal/friendly/spiderbot.dm
index 2c5be5520be..e0fa382af85 100644
--- a/code/modules/mob/living/simple_animal/friendly/spiderbot.dm
+++ b/code/modules/mob/living/simple_animal/friendly/spiderbot.dm
@@ -141,7 +141,7 @@
 	else
 		if(O.force)
 			var/damage = O.force
-			if (O.damtype == HALLOSS)
+			if (O.damtype == STAMINA)
 				damage = 0
 			adjustBruteLoss(damage)
 			for(var/mob/M in viewers(src, null))
diff --git a/code/modules/mob/living/simple_animal/hostile/syndicate.dm b/code/modules/mob/living/simple_animal/hostile/syndicate.dm
index b6949cfa81f..78faa4294c0 100644
--- a/code/modules/mob/living/simple_animal/hostile/syndicate.dm
+++ b/code/modules/mob/living/simple_animal/hostile/syndicate.dm
@@ -61,7 +61,7 @@
 	if(O.force)
 		if(prob(80))
 			var/damage = O.force
-			if (O.damtype == HALLOSS)
+			if (O.damtype == STAMINA)
 				damage = 0
 			health -= damage
 			visible_message("\red \b [src] has been attacked with the [O] by [user]. ")
diff --git a/code/modules/mob/living/simple_animal/shade.dm b/code/modules/mob/living/simple_animal/shade.dm
index 277a38132d9..779692028ec 100644
--- a/code/modules/mob/living/simple_animal/shade.dm
+++ b/code/modules/mob/living/simple_animal/shade.dm
@@ -46,7 +46,7 @@
 		else
 			if(O.force)
 				var/damage = O.force
-				if (O.damtype == HALLOSS)
+				if (O.damtype == STAMINA)
 					damage = 0
 				health -= damage
 				for(var/mob/M in viewers(src, null))
diff --git a/code/modules/mob/living/simple_animal/simple_animal.dm b/code/modules/mob/living/simple_animal/simple_animal.dm
index b2a319b6f64..a406d180b7b 100644
--- a/code/modules/mob/living/simple_animal/simple_animal.dm
+++ b/code/modules/mob/living/simple_animal/simple_animal.dm
@@ -161,7 +161,7 @@
 
 			if( abs(Environment.temperature - bodytemperature) > 40 )
 				bodytemperature += ((Environment.temperature - bodytemperature) / 5)
-			
+
 			if(min_oxy)
 				if(Environment.oxygen < min_oxy)
 					atmos_suitable = 0
@@ -188,7 +188,7 @@
 					atmos_suitable = 0
 			if(flags & NO_BREATHE || flags & IS_SYNTHETIC)
 				atmos_suitable = 1
-				
+
 	//Atmos effect
 	if(bodytemperature < minbodytemp)
 		adjustBruteLoss(cold_damage_per_tick)
@@ -398,7 +398,7 @@
 	else
 		if(O.force)
 			var/damage = O.force
-			if (O.damtype == HALLOSS)
+			if (O.damtype == STAMINA)
 				damage = 0
 			adjustBruteLoss(damage)
 			for(var/mob/M in viewers(src, null))
diff --git a/code/modules/mob/living/simple_animal/vox.dm b/code/modules/mob/living/simple_animal/vox.dm
index 58491911e79..d412b6f8f0a 100644
--- a/code/modules/mob/living/simple_animal/vox.dm
+++ b/code/modules/mob/living/simple_animal/vox.dm
@@ -36,7 +36,7 @@
 	if(O.force)
 		if(O.force >= 25)
 			var/damage = O.force
-			if (O.damtype == HALLOSS)
+			if (O.damtype == STAMINA)
 				damage = 0
 			health -= damage
 			for(var/mob/M in viewers(src, null))
diff --git a/code/modules/projectiles/gun.dm b/code/modules/projectiles/gun.dm
index 29278592c26..8a86652764f 100644
--- a/code/modules/projectiles/gun.dm
+++ b/code/modules/projectiles/gun.dm
@@ -245,7 +245,7 @@
 				mouthshoot = 0
 				return
 			in_chamber.on_hit(M)
-			if (in_chamber.damage_type != HALLOSS)
+			if (in_chamber.damage_type != STAMINA)
 				user.apply_damage(in_chamber.damage*2.5, in_chamber.damage_type, "head", used_weapon = "Point blank shot in the mouth with \a [in_chamber]", sharp=1)
 				user.death()
 			else
diff --git a/code/modules/projectiles/projectile/beams.dm b/code/modules/projectiles/projectile/beams.dm
index b83ab6ee73f..d436e676667 100644
--- a/code/modules/projectiles/projectile/beams.dm
+++ b/code/modules/projectiles/projectile/beams.dm
@@ -66,6 +66,7 @@
 	icon_state = "omnilaser"
 	hitsound = null
 	damage = 0
+	damage_type = STAMINA
 	flag = "laser"
 	pass_flags = PASSTABLE | PASSGLASS | PASSGRILLE
 	var/suit_types = list(/obj/item/clothing/suit/redtag, /obj/item/clothing/suit/bluetag)
@@ -75,7 +76,7 @@
 		var/mob/living/carbon/human/M = target
 		if(istype(M.wear_suit))
 			if(M.wear_suit.type in suit_types)
-				M.adjustHalLoss(34)
+				M.adjustStaminaLoss(34)
 	return 1
 
 /obj/item/projectile/lasertag/omni
diff --git a/code/modules/projectiles/projectile/energy.dm b/code/modules/projectiles/projectile/energy.dm
index c5be6dcd6fa..b7554461f2e 100644
--- a/code/modules/projectiles/projectile/energy.dm
+++ b/code/modules/projectiles/projectile/energy.dm
@@ -75,7 +75,7 @@
 	name = "disabler beam"
 	icon_state = "omnilaser"
 	damage = 34
-	damage_type = HALLOSS
+	damage_type = STAMINA
 	var/range = 8
 
 /obj/item/projectile/energy/disabler/Range()
diff --git a/code/modules/reagents/Chemistry-Reagents.dm b/code/modules/reagents/Chemistry-Reagents.dm
index d27839e3290..b71fce2f07a 100644
--- a/code/modules/reagents/Chemistry-Reagents.dm
+++ b/code/modules/reagents/Chemistry-Reagents.dm
@@ -2088,7 +2088,7 @@ datum
 			data = 13
 
 			on_mob_life(var/mob/living/M)
-				M.adjustHalLoss(REM * data)
+				M.adjustStaminaLoss(REM * data)
 				data = max(data - 1, 3)
 				..()
 
diff --git a/code/setup.dm b/code/setup.dm
index 227480126f7..494a5ef03f0 100644
--- a/code/setup.dm
+++ b/code/setup.dm
@@ -474,6 +474,7 @@ var/list/global_mutations = list() // list of hidden mutation things
 #define OXY			"oxy"
 #define CLONE		"clone"
 #define HALLOSS		"halloss"
+#define STAMINA 	"stamina"
 
 #define STUN		"stun"
 #define WEAKEN		"weaken"
@@ -633,6 +634,7 @@ var/list/TAGGERLOCATIONS = list("Disposals",
 #define OXY			"oxy"
 #define CLONE		"clone"
 #define HALLOSS		"halloss"
+#define STAMINA 	"stamina"
 
 #define STUN		"stun"
 #define WEAKEN		"weaken"