Amazon.com: "Gripless" A No Grip Guitar Pick System, (LG & XL) Solves dropping issues. Thumb & Finger picks for arthritis, hand injuries, disabilities, hand pain, hand problems from tendonitis or carpal tunnel :
Tendonitis and what to do about it - Guitar practicing lesson - YouTube
Guitar tendonitis: a winning strategy - guitarstrength
Guitar tendonitis: a winning strategy - guitarstrength
Common Guitar-related Injuries and how to Avoid Pain when Playing the - ROMBO