However, after only two months of strength training, women recover a decade of loss and men recover two decades. That's with three weekly sessions that take 40 minutes each. I'm too old to start an exercise program. You're never too old to start exercising. Some of those that have benefitted the most from exercise are those with arthritis, osteoporosis, and heart disease.
Exercise reduces pain, increases bone mass, aerobic capacity, range of motion, and strength.
That doesn't mean that you can plunge into vigorous exercise regardless of your health history. A person must be in a stable health state to exercise Check with your healthcare provider first.