Manage your calorie intake: Studies suggest that consuming 10-50% fewer calories can increase lifespan and reduce disease risk. While sustained calorie restriction is challenging and may have side effects, medical experts say that maintaining a healthy weight and reducing belly fat are crucial for longevity. Include nuts in your diet: Nuts are packed with protein, fiber, antioxidants, and essential vitamins and minerals. Regular nut consumption reduces the risks of heart disease, high blood pressure, inflammation, diabetes, and some cancers. A few nuts a week can significantly reduce the risk of premature death. Add turmeric to your diet: Turmeric contains curcumin, known for its potent antioxidant and anti-inflammatory effects. It can help prevent heart disease, cancer, and age-related conditions. Experts suggest that incorporating turmeric into your diet can contribute to longevity.