Previous research has found that competitive cyclists have significantly lower bone mineral density (BMD) than other endurance athletes, making them more susceptible to fractures. Increased bone breakdown is one cause for low BMD among cyclists, due to inadequate energy intake relative to expenditure. Other factors include low-body weight, increased loss of calcium through sweat, and the fact that cycling exerts only minimal pressure on the bones. Even walking is better than cycling where bone strength is concerned.
Ana Ivanovic making millions
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Tennis pro Ana Ivanovic is currently ranked 18 on the WTA Tour and is the ambassador for the Dubai Duty Free Tennis Championships. Photographed above at the ...

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