The United Nations has agreed that 65+ years may be usually denoted as old age and this is the first attempt at an international definition of old age. However, for its study of old age in Africa, the World Health Organization (WHO) set 55 as the beginning of old age.
What are the first signs of old age?
We all know the obvious signs of aging: wrinkles, gray hair, a slightly stooped posture, perhaps some "senior moments" of forgetfulness.
...
Skin, nails, and hair:
...
Skin, nails, and hair:
- Skin gets thinner and becomes less elastic.
- Sweat glands produce less sweat.
- Nails grow more slowly.
- Hairs get gray and some no longer grow.
Is 55 years old old?
Note that by these definitions, "old" in the 1920s -- 55 -- is now considered "middle aged" today, and "very old" in the 1920s -- 65 -- is now considered merely "old" today. ... By these measures, women today transition out of middle age around 65, a number that has increased from the late 40s in the 1920s.
