For 94-year-old Canadian Olga Kotelko, it's not the high jump, javelin
throw, pole vault or sprint that poses the biggest fitness challenge. It's
finding someone age-appropriate to compete against.
Kotelko defies the standard image of aging and typifies what scientists call
compression of morbidity. She has managed to postpone the onset of chronic or
debilitating illness and is still going strong.
(Picture: A running track from Shutterstock)