my fiance has a head cold and has been a big ass baby about it for the last 3 days, now his back…

my fiance has a head cold and has been a big ass baby about it for the last 3 days, now his back hurts and he has a headache and wah wah wah wah wah.... I kinda wanna shoot him to put me out of my misery! he's annoying as hell. shoot my 6yo was sick and puking and he took it like a champ! why are grown men such bitchy babies when they're sick?!