The healthiest diet is based on fruits, vegetables, beans, and whole grains, with some fish but a minimum of meat, dairy, fast foods, sweets, and junk foods. Fruits, vegetables, beans, and whole grains are the only dietary sources of immune-boosting antioxidant nutrients, notably vitamins A, C, E, and the minerals selenium and zinc. No doubt you already know that smoking is the deadliest habit. But not every smoker develops lung cancer or heart disease. The pigments that give these fruits their color are potent antioxidants.
Exercise improves cardiovascular health, strength, stamina, and flexibility.
It helps control weight. It improves the quality of sleep. It's mood-elevating, a natural antidepressant. And it boost immune function. Within the limits of your condition, try to be physically active for at least 30 minutes a day.