Individuals over 40 can significantly improve their health and lifespan by adopting five key lifestyle habits. Experts recommend prioritizing sufficient protein intake to maintain muscle mass, alongside regular strength training exercises. Adequate sleep is also crucial for overall health and recovery, while continuous mental stimulation helps preserve cognitive function. Finally, routine health check-ups are essential for early detection and prevention of potential health issues. Implementing these practices can contribute to a healthier, longer life and reduce the risk of age-related diseases. These recommendations focus on proactive health management as individuals age.