Loss of strength after age 45 is attributed to
A) severe health problems in middle age.
B) loss of muscle fiber.
C) loss of fat.
D) injuries for which the body is unable to compensate.

Question

Quizplus · Accepted Answer

Loss of strength after age 45 is primarily attributed to the loss of muscle fiber, which accelerates after the age of 45. This leads to muscle atrophy and a decrease in overall strength. Severe health problems and injuries can also contribute to a loss of strength, but they are not the primary cause. Loss of fat is not directly related to loss of strength.

Loss of Strength After Age 45 Is Attributed to