For last 2 days, my body is really feeling weird, chronic fatigue , muscle pains, blurry vision ,mouth sores right side,heavy head,nauseaous etc...I have couple of existing medical conditions like diabetes , RA, thyroid, asthma etc..I am 43 yrs old women. My height is 5 2 and I weigh 123 LBs. Can you please advise why am I feeling like this?