Why does the risk of falls increase as people age?

Why does the risk of falls increase as people age? Choose the correct option from the drop-down list to demonstrate your knowledge. Aging is an (answer choices: Avoidable, Progressive, Natural) process in which the human body changes. As we age,  (answer choices: Reversible, Noticeable,  Physical) changes occur to the  (answer choices: Musculoskeletal, Immune Central nervous) system, which impacts gait, posture, and strength. These changes can increase the risk of falls over time.