 [ Symptoms ] i have the chills a headache and am nauseous what is wrong with me and what do i do  i am college basketball player i lifted today and played basketball for a hour and a half or two i am not low on energy or anything and this is something i would do on a normal day [ Disease ] no when you have any vaccination your body is immune system fights the vaccine this is how our body becomes immune the reddness and soreness is just your body is defences this discomfort should only last for 3 to 4 days if however you start to notice a high temperature then i suggest you contact your doctor