A study led by the John Hopkins Centre for Behaviour and Health in the US highlights four key lifestyle habits to boost longevity: quitting smoking, maintaining a healthy weight, exercising regularly, and eating a Mediterranean-style diet. These habits can significantly reduce the risk of chronic diseases and early death. A study led by the John Hopkins Centre for Behaviour and Health in the US highlights four key lifestyle habits to boost longevity: quitting smoking, maintaining a healthy weight, exercising regularly, and eating a Mediterranean-style diet. These habits can significantly reduce the risk of chronic diseases and early death. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle