Want to Live a Long, Healthy Life? Experts Across 12 Fields Say These Habits Matter Most

Real Simple • February 19, 2026 • health

Key Points:

Strength training at least twice a week is crucial for metabolic health, bone density, hormone regulation, and brain function, helping to slow age-related decline and protect against chronic diseases, especially important during menopause.
Daily application of sunscreen, even indoors, is essential to protect against skin cancer and premature aging due to UVA rays penetrating windows.
Maintaining strong social connections throughout life significantly reduces risks of stroke, heart disease, diabetes, cognitive decline, depression, and premature death by promoting healthier lifestyle behaviors.
Flossing daily can extend lifespan by up to 6.5 years by reducing the risk of periodontal disease, which is linked to numerous systemic conditions including diabetes, cardiovascular disease, and dementia.
Consistent sleep schedules are vital

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