Fortyforks/Shutterstock Since probiotics keep your gut healthy, they can also help boost your immune system. A 2011 report analyzed ten studies and found that probiotics were more effective at preventing acute upper respiratory tract infections than a placebo. While the research on how well probiotics prevent the flu is still ongoing, eating more probiotic-rich foods like yogurt can’t hurt. University Health News recommends choosing a probiotic that contains both the Lactobacillus and Bifidobacterium species of bacteria. Stay away from these foods that could make your cold or flu worse.
iMoved Studio/Shutterstock Listen to your body when you have the flu. Rest and take it easy. If you’re feeling up to it and don’t have a fever, light exercise can help clear respiratory mucus. To avoid getting the flu in the first place, maintain a healthy and balanced lifestyle. Eat healthy foods, focusing on whole grains, fruits, and vegetables, wash your hands often, and keep alcohol consumption to a minimum. Don’t miss these 14 other surprising things you shouldn’t do if you have the flu.