i have been suffering for some time with a sore, tight, feels inflamed, muscles across my upper back.to stretch or turn is uncomfortable. im a home help, which involves a lot of cleaning, i go the gym 3 times a week. im wondering if its repetitive strain injury? im also at the menopause 53 this year and my eyes are wartery, and sumtimes one eye seems blurry. thankyou for your time to answer.