diff --git a/src/pregmod/saAgent.tw b/src/pregmod/saAgent.tw
index 419c1b45af150e05101dba693f12b2e0044bdde8..7b6856e305b86a91cfd814eece7cc8f5d628e78b 100644
--- a/src/pregmod/saAgent.tw
+++ b/src/pregmod/saAgent.tw
@@ -526,4 +526,16 @@
 	<<set $slaves[$i].hLength += 1>>
 <</if>>
 
+<<if $slaves[$i].advancedGeneticModification.uterineHypersensitivity == 1 && $slaves[$i].vagina < 4 && $slaves[$i].vagina > 0>>
+	<<set $slave.vagina += 1>>
+<</if>>
+						
+<<if $slaves[$i].advancedGeneticModification.uterineHypersensitivity == 1 && $slaves[$i].vaginaLube < 2 && $slaves[$i].vagina > 0>>
+	<<set $slave.vaginaLube += 1>>
+<</if>>
+						
+<<if $slaves[$i].advancedGeneticModification.uterineHypersensitivity == 1 && $slaves[$i].hips < 3 && random(70-$slaves[$i].physicalAge,300) < $slaves[$i].hormoneBalance>>
+	<<set $slave.hips += 1>>
+<</if>>
+
 <<set $slaves[$i].illness = 0>>