Maintaining the health of your thumbs as they "mature" involves a combination of exercise and joint protection: How to tape for Thumb PAIN and ARTHRITIS

: This is very common in older adults and often presents as pain at the base of the thumb during pinching or gripping activities.

: An overuse injury affecting the tendons on the thumb side of the wrist, which is most common in individuals in their 40s and 50s.

: A condition where the thumb gets stuck in a bent position due to inflammation in the tendon pulley. Care and Maintenance

: Thinner, less elastic skin—sometimes called "crepey skin"—makes the underlying bones and tendons more prominent, contributing to a slender appearance.

In our later years, the appearance of the hands and thumbs can change due to various physiological factors such as muscle atrophy, skin thinning, and the wear and tear of our joints. Understanding Skinny Mature Thumbs