How to boost one's immunity
Immunity cannot be boosted as a quick fix.
Some tips are below -
1. Early morning - walking, exercise, yoga (activates the lymphatic system) and Pranayama will help to keep up the Prana level. This will give energy for the whole day
2. Watch out the food - Chew well, Make it vegetarian and make it more colorful
3. Watch out the sleeping hours - "Early to bed and early to rise" - will help to detox well
4. Hydrate yourself well and reduce the hours with the gadgets