Lemonade

・ 3 cups of cranberries
・ 1 cup of blackberries
・ 1 slice lemon

Drinking two glasses of red color berry such as cranberry, raspberry, and blackberry juice a day can ward off flu. Researchers have proved that the red berry has anti-viral properties.
Some chemicals in cranberries may help fight viruses and bacteria.
A study found that cranberries could fight some viruses, including norovirus, which s a common cause of food-borne illness.
Inflammation is often an immune response to infections. It can cause flu or cold symptoms like a runny nose, coughs, and body aches.