Irregular or absent menstruation results in a loss of bone mineral density and is associated with a greater incidence of lower leg stress fractures in distance runners.

Question

Quizplus · Accepted Answer

Irregular or absent menstruation, known as amenorrhea, can lead to a decrease in estrogen levels which can result in a loss of bone mineral density. This puts female distance runners at higher risk for stress fractures, particularly in the lower legs.

Irregular or Absent Menstruation Results in a Loss of Bone