How to get rid of sore upper back? Use that towel trick?

Heat & stretching. There are many causes of lower back pain. The mass majority of patients with pain will resolve with the application of moist or dry heat to the area combined stretching exercises and otc nsaids. If the pain persist over 2 weeks, then you seek help from your pcp to establish the correct diagnosis . She/he will determine if you need to see a specialist.