by Dr. Gabe Mirkin | May 11, 2013 | Fitness
The ends of bones are soft, so they must be covered with a thick white gristle called cartilage. Once damaged, cartilage can never heal. When knee cartilage is damaged, the person spends the rest of his life losing more cartilage until it is completely gone and the...
by Dr. Gabe Mirkin | May 11, 2013 | Fitness
Many marathon runners think that they have to run 100 miles a week to compete successfully, but most will be able to run a marathon faster if they run fewer than 50 miles a week. Top marathon runners can run 100 miles a week and not be injured because of their...
by Dr. Gabe Mirkin | May 11, 2013 | Fitness
Sixty-five percent of people who start an exercise program drop out in the first six weeks, often because of injuries. Jogging and running are high-injury sports because your feet hit the ground with a force greater than twice your body weight. This force can injure...
by Dr. Gabe Mirkin | May 11, 2013 | Fitness
Some body builders lift weights for more than six hours a day, but you don’t have to spend that much time to become very strong. Training for weight lifting is done in sets. A set of ten means that you lift and lower a heavy weight ten times continuously before...
by Dr. Gabe Mirkin | May 11, 2013 | Fitness
What would cause dizziness in a very fit person? Athletes and other very fit people may feel dizzy when they rise from lying to standing because of their slow pulse rates. Exercise makes your heart stronger so it can pump more blood with each beat and it doesn't...
