Factors that may contribute to atrophy (osteoporosis) are a diet poor in calcium and protein, lack of vitamin D, smoking, andinsufficent weight -bearing exercise to stress the bones.
age and immobility
Yes
Osteoporosis
Yes
Yes
Yes
yes
atrophy is a decrease in muscle mass. Hypertrophy is muscle growth.
Yes
Yes
Excercise helps keep the bones strong and the joints and muscles supple and strong. Lack of excercise can cause bones to become weaker and joints to become less mobile.
Yes
Yes