Jane Brody explains how regular exercise can delay and may even prevent a life-limiting loss of physical abilities into one's 90s and beyond.
Fact: Every hour of every day, 330 Americans turn 60.
Fact: By 2030, one in five Americans will be older than 65.
Fact: The number of people over 100 doubles every decade.
Fact: As they age, people lose muscle mass and strength, flexibility and bone.
Fact: The resulting frailty leads to a loss of mobility and independence.
The last two facts may sound discouraging. But they can be countered by another. Regular participation in aerobics, strength training and balance and flexibility exercises can delay and may even prevent a life-limiting loss of physical abilities into one's 90s and beyond. Read more