Nonagenarian dancing to 100

DEAR DR. GOTT: I will be 93 this month and have been blessed with good health all my life. My recent medical checkup was good, and everything was normal. However, during the past year, I have noticed my walking has become somewhat laborious and stressful. Even a small incline on the street makes walking more difficult. I have a little dog, and she needs to be walked.

My physician ordered an ultrasound of both legs, and the result was normal. He also prescribed pentoxifylline to increase the circulation in my legs. I go to an exercise class three times a week and even dance a couple of times a week. My right leg is slightly swollen and feels very firm in comparison to the left leg.
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