Worst symptoms: During severe flu symptoms next day:  racing heart, waking from severe joint pain in Right ankle, aching pain in abdomen. Starting after the flu symptoms resolved on Tuesday: After my fever went down I got a red ring around the injection site and stinging welts on arm, shoulder, neck, face. Prickly itches mouth, ears, scalp hands, feet.  --- After injection, second dose, Saturday 3:25. NO issues, didn't even feel shot. expecting a day of flu, fever around 100 and no other issues based on 1st dose reaction (Moderna # 013L20A, 1/16/21). No respiratory symptoms this time, no runny nose, unlike last time. I didn't notice anything unusual about my heart rate.  normally resting as low as 48 while sleeping, waking in the 50s per smart watch, 100s, up to 120s with exercise.  9 AM Saturday Woke with resting heart rate of 97. Cross room to get thermometer and Tylenol. Heart rate 117. Fever 101.7 cross room to get soup from microwave and return to bed. Heart rate 123.  Took 500 mg gel cap with broth and veggies.  Woke 11 am. Fever 102. Drank 12 oz of water. Closed eyes, could not stay awake. Headache. Ringing in ears. very achy flu symptoms with strange symptoms, tenderness left lower abdomen palm width from Left hip. Arm felt hot, tight. My ligaments particularly in ankles felt loose.   Woke with sharp ankle pain 3 times. I usually put the blankets under my feet and tucked under knees, like sleeping bag. it felt like my joints were hyper extended over the blankets. I tried to give them extra support and not move them or elevate them much.  Continued  gel cap of Tylenol at 3 pm (feeling dizzy and nausea started) , 9 pm (stood to get medicine and thought I was going to faint), 3 am, 9 am. Fever at 102. Sunday afternoon, felt like my GI tract had stopped. Nausea with food. Urine every few hours but no other output, even gas, until Tuesday. Heart rate closer to normal on Monday night.  Pain in chest and abdomen resolved.  Flu symptoms, joint pain resolving on Tuesday. Eating again. Slept most of Sunday and Monday. Moving around Tuesday  Fever down to 100 Tuesday, continuing through Friday.   Tuesday my Arm starts to feel worse, like the day after the first dose injection. Hot, tight, aching.  Faint semicircle developed below 2nd injection site Tuesday. Stinging Welt develops 4 inches below. Other welts start and merge into pink band with pale transition zone. pale patches starting in other places. I start feeling itches on bottom of feet, in scalp, on chest, on cheeks.   Wed. I call the health department and my doctor. Pink ring around 2nd injection site Stinging welts on left arm forming a band almost all the way around arm on Wed. include first injection site. Pale band below, a transition zone, hurts a lot more than the warm pink welts. Stinging welts below injection site create bands of bright pink that stings like ant stings, hot to warm temp. Pale band below and patches sting like bees, much more painful. pain like hornet sting where they overlap as band wrapped around arm. Pink stinking at back and left side of neck .Ears itching and ringing. Some stinging in areas of hand, left fingers, space between thumb and index finger.  Feels like Cold cream stinging on face, left cheek large patch under left eye, smaller patches around left side of eye and three small patches on left eyelid. Began turning pink a few hours later. Mouth started itching.  Pale patch the size of my hand on my left shoulder and chest aches and stings, is tender. Feels like it is going to become a big welt like the pink one below the injection site.  Stinging pricks of pain very occasional on left thigh, left side of back and even on right shoulder blade, left side of neck  Ibrush my hair instead of scratching at my scalp. scabs on left shoulder and chest from stratching.     Prolonged fever of 100 after most flu symptoms resolved, into Friday,   Thursday my dr sent me to ER. Pale transition zonethat hurt the most, below and in fold of elbow is darker, creases because there is more swelling. patch is expanding. Called ER for wait time. Went to Urgent Care. EKG normal limits. Started Methylprednisolone Pack, 6 day stepped down dosage. Told to use cortisone cream without getting in or near eye, not on lid. Told to take Benadryl. Tylenol.  Friday the band on left arm signif diminished, welts forming on face are gone. Some areas still sting and itch, even without looking red. Mouth does not itch. some itches and sharp stings. Still some stinging in left eye and left eye lid.  Sat. morning my temperature is below normal even for me. 96.7 Still some stings and itches.   Pink ring around injection site fading.    Heart rate normal. Still some chest discomfort occasionally.