Many distance runners have low bone density, which is most likely due to ____.
A) high caloric intake
B) low energy availability
C) weight-bearing activities always tend to decrease bone mineral density
D) a clinical mineral deficiency

Question

Quizplus · Accepted Answer

Low bone density in distance runners is most likely due to low energy availability, which means they are not consuming enough calories to support both their daily activities and the demands of their training. This can lead to decreased levels of estrogen and testosterone, which are important for bone health. In addition, the repetitive impact of running can also contribute to lower bone density, but the main factor is typically inadequate energy intake.

Many Distance Runners Have Low Bone Density, Which Is Most