What contributes to preventing osteoporosis in individuals?

Increased mineral density is a crucial factor in preventing osteoporosis as it refers to the amount of minerals, primarily calcium and phosphorus, present in the bones. Higher mineral density means the bones are stronger, denser, and less prone to fractures. This is particularly important as individuals age, as bone density typically decreases. Activities that promote bone strength, such as weight-bearing exercises, contribute to maintaining or increasing mineral density, which in turn helps to prevent osteoporosis.

In contrast, the other options do not support bone health. Decreased calcium absorption would mean that the body is not getting enough calcium, which is essential for bone strength. Excessive aerobic exercise, although beneficial for cardiovascular health, does not provide the same bone-strengthening benefits as resistance training or weight-bearing activities. Finally, reduced muscle activity can weaken bones since muscles exert force on bones during movement, stimulating bone growth. Therefore, maintaining or increasing mineral density is vital for osteoporosis prevention.