sweat glands may also become less active, contributing to dryness. Many older adults consequently notice rough, flaky, or itchy areas, particularly on the legs, arms, and elbows.
These changes mean the skin’s natural protective barrier may not recover from aggressive washing as quickly as it once did.
Something that caused no problem at age 30 may therefore produce dryness or irritation at age 70.
The Real Problem Isn’t Necessarily Showering Every Day
It is easy to interpret advice about bathing frequency as meaning that water itself is harmful.
That is
