Hi,
This is a very important period, to get recover to normal life. To boost the immunity protein rich nutritious diet is very important and with that vitamins minerals should be present in your diet in good amount. One thing just want to say the bioavailability of nutrients from food is more than supplement. So it will be better to take natural resources.
Next Steps
For more details you can consult with me through this practo app.
Health Tips
Include soyabean,milk and milk products, mushroom,egg, chicken,almonds,dates,fresh fruits and vegetables in your daily diet. Take plenty amount of water and right now it will be better if you practice only yoga, gradually when you recover you can practice all kind of exercise.