1. Exercise
Including any kind of physical activity such as skipping, pushup and squad in you schedule. It is not necessary to exercise daily You can exercise for 3 days for example. 1. monday( push up) 2. Tuesday (rest). 3. Wednesday (squad) 4. Thursday (Rest). 5. Friday (skipping)
2. Food
Eat a balance diet rich in protein, carbohydrates and fats. But include citric fruit alms (India gooseberry), Oranges,lemon, Tomato,pickleetc. And giloy one another important food for strong immunity.
3. Yoga
Do breathing exercises .