You notice it in small ways first. Getting up off the floor takes a hand. The second round of golf hurts more than the first. Stairs, suitcases, picking up a grandkid — things that used to be automatic now need a little planning.
That isn't just "getting older." Leg strength and balance are trainable at any age, and they're what keep you independent. Yet according to the CDC, only about 22% of men 65 and older do muscle-strengthening activity twice a week, the federal guideline (CDC NHIS 2020). And more than 1 in 4 adults 65+ fall each year (CDC), with lower-body weakness and balance problems on CDC's list of risk factors you can change.
Most options don't fit: chair classes are too easy, a big-box gym program written for 25-year-olds ignores your knees and shoulders, and doing it alone is how most plans quietly stop by March.
Sources: CDC MMWR QuickStats, May 6, 2022; CDC Facts About Older Adult Falls.