It is a lot weaker; He is frustrated; headachy; his left leg dropped him to the ground twice, left leg would not hold him up; the muscle on his left thigh was tight and tender; His legs "itched to beat the bandit ,He would wake up scratching it.; rash on his forearms moved to both legs (primarily his shin); Bursitis; he has been up for 20 minutes to an hour almost every hour all night long.; the pain in his muscle on the outside of his legs, thighs, calves was on and off ,describes the pain as mostly aches, they are occasionally short pains /  muscle in his left thigh grabs him and it hurts him.; the back of my arms had white spots, like tiny blisters, but they weren't real blisters.; Both arms broke out in rash.; The inside of my arms were red spots with red bumps; had a hip replaced a year ago and had no problems with it up until the second COVID shot.; This spontaneous case was reported by a consumer and describes the occurrence of BLISTER (the back of my arms had white spots, like tiny blisters, but they weren't real blisters.), BURSITIS (Bursitis), INSOMNIA (he has been up for 20 minutes to an hour almost every hour all night long.), PAIN IN EXTREMITY (the pain in his muscle on the outside of his legs, thighs, calves was on and off ,describes the pain as mostly aches, they are occasionally short pains /  muscle in his left thigh grabs him and it hurts him.) and PRURITUS (His legs "itched to beat the bandit ,He would wake up scratching it.) in a 75-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 027B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Hip replacement (He had a hip replaced a year ago). Concurrent medical conditions included Arthritis.   On 15-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 12-Apr-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 12-Apr-2021, the patient experienced MUSCULOSKELETAL DISCOMFORT (had a hip replaced a year ago and had no problems with it up until the second COVID shot.). On 16-Apr-2021, the patient experienced BLISTER (the back of my arms had white spots, like tiny blisters, but they weren't real blisters.), VACCINATION SITE RASH (Both arms broke out in rash.) and VACCINATION SITE ERYTHEMA (The inside of my arms were red spots with red bumps). In June 2021, the patient experienced BURSITIS (Bursitis), INSOMNIA (he has been up for 20 minutes to an hour almost every hour all night long.) and PAIN IN EXTREMITY (the pain in his muscle on the outside of his legs, thighs, calves was on and off ,describes the pain as mostly aches, they are occasionally short pains /  muscle in his left thigh grabs him and it hurts him.). On 20-Jun-2021, the patient experienced PRURITUS (His legs "itched to beat the bandit ,He would wake up scratching it.) and RASH (rash on his forearms moved to both legs (primarily his shin)). On 25-Jun-2021, the patient experienced JOINT INJURY (left knee gave out of him. His knee would not hold him up). On 28-Jun-2021, the patient experienced MUSCLE STRAIN (the muscle on his left thigh was tight and tender). On 04-Jul-2021, the patient experienced PERONEAL NERVE PALSY (his left leg dropped him to the ground twice, left leg would not hold him up). On an unknown date, the patient experienced MUSCULAR WEAKNESS (It is a lot weaker), FRUSTRATION TOLERANCE DECREASED (He is frustrated) and HEADACHE (headachy). The patient was treated with LIDOCAINE in June 2021 for Bursitis, at a dose of 1 dosage form and ACETYLSALICYLIC ACID (ASPIRINE) for Bursitis, at a dose of 1 dosage form. At the time of the report, BLISTER (the back of my arms had white spots, like tiny blisters, but they weren't real blisters.), BURSITIS (Bursitis), INSOMNIA (he has been up for 20 minutes to an hour almost every hour all night long.), PAIN IN EXTREMITY (the pain in his muscle on the outside of his legs, thighs, calves was on and off ,describes the pain as mostly aches, they are occasionally short pains /  muscle in his left thigh grabs him and it hurts him.), PRURITUS (His legs "itched to beat the bandit ,He would wake up scratching it.), JOINT INJURY (left knee gave out of him. His knee would not hold him up), MUSCLE STRAIN (the muscle on his left thigh was tight and tender), PERONEAL NERVE PALSY (his left leg dropped him to the ground twice, left leg would not hold him up), MUSCULOSKELETAL DISCOMFORT (had a hip replaced a year ago and had no problems with it up until the second COVID shot.), MUSCULAR WEAKNESS (It is a lot weaker), FRUSTRATION TOLERANCE DECREASED (He is frustrated), RASH (rash on his forearms moved to both legs (primarily his shin)), VACCINATION SITE RASH (Both arms broke out in rash.), VACCINATION SITE ERYTHEMA (The inside of my arms were red spots with red bumps) and HEADACHE (headachy) outcome was unknown.            In Jun-2021, patient experienced on and off pain in muscles of his legs, thighs, calves. He described it as mostly aches and sometimes short pains. He has arthritis and hence states that he could not reach down to see what it looked like. On 23-Jun-2021, his pain lessened and started to sleep better, however it took about 10 hours to get 8 hours of sleep. On an unknown date, the patient stated that until a month or two months ago, he is unaccustomed to having headaches.  No concomitant medication information was provided by the reporter. Treatment medication included cold packs, in Jun-2021 for bursitis. On an unknown date, the report states that the patient started to wear knee brace as he couldn't trust his leg (leg unspecified).     Most recent FOLLOW-UP information incorporated above includes: On 06-Jul-2021: significant follow-up added to include date of birth ,age,new events; Sender's Comments: Based on the current available information and temporal association between the use of the product and the start date of the events, a causal relationship cannot be excluded.