Correct option is A
Sol. Primary prevention aims to prevent the onset of disease before it occurs by reducing risk factors. Calcium and Vitamin D supplementation in elderly patients helps maintain bone health and prevent osteoporosis, making this a form of primary prevention. Other examples include vaccination, lifestyle modifications, and health education.
Explanation of Each Option:
· Primary prevention: Correct answer; prevents osteoporosis by reducing risk factors before the disease occurs.
· Secondary prevention: Incorrect; involves early detection and treatment, such as screening for osteoporosis.
· Tertiary prevention: Incorrect; focuses on managing an existing disease to reduce complications, like fracture treatment in osteoporosis patients.
· Primordial prevention: Incorrect; involves eliminating risk factors at a societal level, such as improving public health policies.