Why are we normally advised to take bland and nourishing food when we are sick?

Food:

1. During sickness the body becomes weak, and the digestive system does not work properly.
2. The immunity of the body decreases during disease or infection.
3. So easily digested food need to be taken during this period as well as food rich in nutrients is advised to take.
4. Thus bland and nourishing food is given for speedy recovery.
5. Fruits are mainly recommended by doctors as it contains vitamins.
6. Heavy food items like meat are always preferred least.