People between the ages of 45 and 64 most commonly experience which of the following physical changes?
A) significant immune suppression issues
B) loss of some cognitive functions
C) gradual degeneration in joint cartilage
D) an inability to maintain an activity at one's target heart rate

Question

Quizplus · Accepted Answer

People between the ages of 45 and 64 often experience gradual degeneration in joint cartilage, which is a common age-related physical change.

People Between the Ages of 45 and 64 Most Commonly