Here Are the 50 Best Healthy-Eating Tips of All Time

Eat sauerkraut if you have a cold

“When naturally fermented and refrigerated (not pasteurized), sauerkraut, kimchi, yogurt, and kefir contain natural probiotics and help populate your gut with healthy bacteria that can protect you from colds and the flu.”—Justin Sonnenburg, PhD, associate professor of microbiology and immunology at Stanford University and author of The Good Gut