The source article is here.

For many people, hand strength declines with age, especially if arthritis sets in, making it hard to go about daily tasks. A study published in 2017 in Arthritis & Rheumatology estimated that the overall lifetime risk of hand osteoarthritis is close to 40 percent, with twice as many women as men developing it. People who are obese are also more susceptible—possibly because obesity increases chronic low-level inflammation, which contributes to joint damage.

All of a sudden I’m paying more attention to those infomercials that are selling electric jar openers.  An older friend recommended naproxen sodium.  I’m thinking exercise, thus the link to this short informative article.