Eat these 5 foods to boost your immunity

Kefir, like many other fermented foods (e.g., yogurt, kombucha, kimchi, unpasteurized sauerkraut) also contains a mix of ...

The best foods to eat to promote healthy aging, according to our nutrition expert

Prebiotic foods include asparagus, Jerusalem artichokes, jicama, leeks, onions, garlic, apples, bananas, kefir, whole-grain ...