Tanjiro
-Says he isn't sick but it looks like he died
58 times
-You take good care of him
-Doesn't want you to get sick
so he stays away from you
-A little relieved since he can
have a rest from all the training
-Misses cuddling with you
-Recovers quickly so he can be with you again

Nezuko
-Can demons get sick?
-this is fan fiction so meh
-Loves it when you take care of her
-Tries not to touch you
too much
-Sneezes and coughs every 4 seconds

Zenitsu
-Acts like he's dying
-Hates getting sick because
1) no physical affection
2) forced to eat the medicine
-ew
-but since he's doing it for you...
-You praise him whenever he finishes
the medicine
-He likes that
- (っ˘з(˘⌣˘ )
-Still attempts to steal kisses
from you from time to time

Inosuke
-Rarely gets sick
-Claims he won't let the bacteria
take over his body
-but when it does he can't
even walk straight
-forced to lie down
-Doesn't like getting sick cause
it makes him feel weak
-But he likes the extra attention you
give to him

Giyuu
-Doesn't like to admit it but
he really likes it how you
take care of him when he's sick
-pretty clingy
-Says he can take care of himself
-cause he doesn't want you
to receive all his germs
-Can eat anything even if it tastes bad
because he can't taste anything
-Recovers fast with
the help of shinobu