Hello Firstly One should eat high protein foods eg .Well cooked meats, eggs, milk and pulses . Our immunity is also boosted by eating purple and red colored fruits eg grapes and blueberries. Vit c rich foods eg citrus fruits, kiwi etc
Next Steps
One should never fast or starve as it lowers the immunity. Eat a healthy breakfast to maintain good immunity through the day. Exercise regularly to maintain good lung function.
Health Tips
Turmeric with milk at bedtime, clove, cinnamon and ginger tea with pepper and honey or Kara is very good for us to maintain good respiratory health.