Taking some simple precautions and herbs have been used as natural remedies since ancient times. Common kitchen herbs, such as basil, sage, and oregano, as well as lesser-known herbs like astragalus and sambucus, have powerful antiviral effects against numerous viruses that cause infections in humans.Don’t smoke ,Eat a diet high in fruits and vegetables ,Exercise regularly , Maintain a healthy weight ,If you drink alcohol, drink only in moderation.Get adequate sleep.Take steps to avoid infection, such as washing your hands frequently and cooking meats thoroughly.Get enough sleep. Sleep and immunity are closely tied,Limit added sugars, Manage¬†your¬†stress levels.

Like any fighting force, the immune system army marches on its stomach. Healthy immune system warriors need good, regular nourishment.Vitamin C is one of the biggest immune system boosters of all. In fact, a lack of vitamin C can even make you more prone to getting sick.
Garlic and Ginger: Raw garlic can help beat skin infections thanks to its ability to fight bacteria, viruses, and fungi. To get the benefits, you have to use the real stuff, though, not garlic powder. A garlic supplement may even help lower your cholesterol.Maybe you love ginger for the spicy kick it gives Asian food. Or because when you drink it in tea or ginger ale, it can ease nausea and vomiting.

Sweet Potato: Like carrots, sweet potatoes have beta-carotene. In your body that turns into vitamin A, which mops up damaging free radicals.

Pomegranate Juice: The ancient Egyptians were on to something when they used this colorful fruit to treat infections. So far, most modern research has focused on pomegranate extract, but the juice shows promise: It may help your body fight bacteria and several kinds of viruses, including the flu.

Chicken Soup: There’s hard science behind Grandma’s favorite cold remedy. Homemade chicken soup really can ease your symptoms and may help you get well sooner. What’s more, there’s a chemical in it called carnosine that can protect your body from the flu virus.

Yogurt: Probiotics, found in yogurt and other fermented products, may ease the severity of colds.

Healthy immune system warriors need good, regular nourishment. Modern medicine has come to appreciate the closely linked relationship of mind and body. A wide variety of maladies, including stomach upset, hives, and even heart disease, are linked to the effects of emotional stress.