diff --git a/code/__DEFINES/diseases.dm b/code/__DEFINES/diseases.dm
index 047bb79582d..fe05a30e0fd 100644
--- a/code/__DEFINES/diseases.dm
+++ b/code/__DEFINES/diseases.dm
@@ -81,28 +81,28 @@ DEFINE_BITFIELD(spread_flags, list(
 //// Adjust to make it faster or slower to cure once the virus has reached its peak.
 #define DISEASE_PEAKED_RECOVERY_MULTIPLIER 1.2
 /// Slowdown Recovery Bonus - set this to the maximum extra chance per tick you want people to get to recover from spaceacillin or other slowdown/virus resistance effects
-#define DISEASE_SLOWDOWN_RECOVERY_BONUS 1
-/// Slowdown Recovery Bonus Duration - set this to the maximum # of cycles you want things that cause slowdown/virus resistance to be able to add a bonus up to DISEASE_SLOWDOWN_RECOVERY_BONUS.______qdel_list_wrapper(list/L)
+#define DISEASE_SLOWDOWN_RECOVERY_BONUS 3
+/// Slowdown Recovery Bonus Duration - set this to the maximum # of cycles you want things that cause slowdown/virus resistance to be able to add a bonus up to DISEASE_SLOWDOWN_RECOVERY_BONUS.
 //// Scales down linearly over time.
-#define DISEASE_SLOWDOWN_RECOVERY_BONUS_DURATION 100
+#define DISEASE_SLOWDOWN_RECOVERY_BONUS_DURATION 200
 /// Negative Malnutrition Recovery Penalty
 //// Flat penalty to recovery chance if malnourished or starving
-#define DISEASE_MALNUTRITION_RECOVERY_PENALTY 1.5
+#define DISEASE_MALNUTRITION_RECOVERY_PENALTY 3
 /// Satiety Recovery Multiplier - added chance to recover based on positive satiety
 //// Multiplier of satiety/max_satiety if satiety is positive or zero. Increase to make satiety more valuable, decrease for less.
-#define DISEASE_SATIETY_RECOVERY_MULTIPLIER 1
+#define DISEASE_SATIETY_RECOVERY_MULTIPLIER 3
 /// Good Sleeping Recovery Bonus - additive benefits for various types of good sleep (blanket, bed, darkness, pillows.)
 //// Raise to make each factor add this much chance to recover.
-#define DISEASE_GOOD_SLEEPING_RECOVERY_BONUS 0.2
+#define DISEASE_GOOD_SLEEPING_RECOVERY_BONUS 0.6
 /// Sleeping Recovery Multiplier - multiplies ALL recovery chance effects by this amount.
 //// Set to 1 for no effect on recovery chances from sleeping.
-#define DISEASE_SLEEPING_RECOVERY_MULTIPLIER 2
+#define DISEASE_SLEEPING_RECOVERY_MULTIPLIER 6
 /// Final Cure Chance Multiplier - multiplies the disease's cure chance to get the probability of moving from stage 1 to a final cure.
 //// Must be greater than zero for diseases to self cure.
-#define DISEASE_FINAL_CURE_CHANCE_MULTIPLIER 3
+#define DISEASE_FINAL_CURE_CHANCE_MULTIPLIER 6
 /// Symptom Offset Duration - number of cycles over which sleeping/having spaceacillin or a slowdown effect can prevent symptoms appearing
 //// Set to maximum # of cycles you want to be able to offset symptoms. Scales down linearly over time.
-#define DISEASE_SYMPTOM_OFFSET_DURATION 100
+#define DISEASE_SYMPTOM_OFFSET_DURATION 200
 
 /// Symptom Frequency Modifier
 //// Raise to make symptoms fire less frequently, lower to make them fire more frequently. Keep at 0 or above.
diff --git a/code/datums/diseases/_disease.dm b/code/datums/diseases/_disease.dm
index bc60049e73e..da0a849989e 100644
--- a/code/datums/diseases/_disease.dm
+++ b/code/datums/diseases/_disease.dm
@@ -140,9 +140,9 @@
 		if(affected_mob.mob_mood) // this and most other modifiers below a shameless rip from sleeping healing buffs, but feeling good helps make it go away quicker
 			switch(affected_mob.mob_mood.sanity_level)
 				if(SANITY_LEVEL_GREAT)
-					recovery_prob += 0.2
+					recovery_prob += 0.4
 				if(SANITY_LEVEL_NEUTRAL)
-					recovery_prob += 0.1
+					recovery_prob += 0.2
 				if(SANITY_LEVEL_DISTURBED)
 					recovery_prob += 0
 				if(SANITY_LEVEL_UNSTABLE)
diff --git a/code/datums/diseases/advance/advance.dm b/code/datums/diseases/advance/advance.dm
index 93edea10b41..88e82438334 100644
--- a/code/datums/diseases/advance/advance.dm
+++ b/code/datums/diseases/advance/advance.dm
@@ -271,7 +271,7 @@
 /datum/disease/advance/proc/assign_properties()
 
 	if(properties?.len)
-		if(properties["stealth"] >= 2)
+		if(properties["stealth"] >= properties["severity"])
 			visibility_flags |= HIDDEN_SCANNER
 		else
 			visibility_flags &= ~HIDDEN_SCANNER
@@ -287,7 +287,7 @@
 
 		spreading_modifier = max(CEILING(0.4 * properties["transmittable"], 1), 1)
 		cure_chance = clamp(7.5 - (0.5 * properties["resistance"]), 1, 10) // can be between 1 and 10
-		stage_prob = max(0.5 * properties["stage_rate"], 1)
+		stage_prob = max(0.3 * properties["stage_rate"], 1)
 		set_severity(round(properties["severity"]), 1)
 		generate_cure(properties)
 	else