She should do cardio and muscular endurance workouts because the more muscle you have the more calories you burn.
Answer: In one study, exercise stimulated the human brain's ability to maintain old network connections and make new ones that are vital to cognitive health. Other studies have shown that exercise increased the size of a brain structure important to memory and learning, improving spatial memory.
I believe the answer is Extension. Considering flexion would decrease the angle. Hope this helps :)
The answer is Social Gerontoloogy
