Healthy aging strategies for nutrition and bone density

As individuals age, physiological changes such as a slowing metabolism and declining bone density necessitate adjustments in nutrition and physical activity. To maintain muscle mass and overall health after age 50, experts suggest prioritizing protein intake through sources like eggs, fish, poultry, and legumes, while ensuring a diverse intake of fruits and vegetables for essential vitamins and fiber.

Hydration is also critical, as the sensation of thirst may diminish with age. Additionally, reducing the consumption of highly processed foods high in salt, sugar, and saturated fats can help better manage nutritional intake.

Regarding bone health, a meta-analysis published in the journal BMJ, involving data from over 18,000 people, identified specific exercises to combat the decline in bone density that typically begins around age 40. The study found that brisk walking and moderate-paced running are the most effective activities for preserving bone mineral density in vulnerable areas such as the lumbar vertebrae and the hip. Other beneficial activities include a combination of aerobic exercises, such as cycling or swimming, and muscle-strengthening movements like squats and planks.