Medically reviewed by Suzanne Fisher, RD Lemons are rich in vitamin C, with one whole peeled lemon containing about 31 milligrams (mg), or 34% of the Daily Value (DV). Because the body requires ...

Cold and flu season is in full effect, which means many people are looking for ways to bolster their immune system and stay as healthy as possible this winter. But does that mean stocking up on ...

Feeling under the weather, whether it’s a stuffy nose, cough or sore throat, can leave us scrambling for relief. Once our immune system takes a hit, we often feel defeated and wish we had supported it ...

Learn whether eating Sumo Citrus oranges can support your immune system, how vitamin C works in the body, and how much you need to eat for potential benefits.

When your body lacks vitamin D, it can disrupt several important functions, especially the bones, muscles and immune system. Here are some ways how a deficiency of vitamin D can impact your health.

Boosting immunity doesn't need supplements or superfoods. Everyday ingredients like fruits, vegetables and spices can strengthen your immune system when eaten regularly as part of balanced meals.

Vitamins and supplements like zinc and cod liver oil are often touted for their ability to boost your immune system, but Jeffrey Bland, the "father of functional medicine," says that's not actually ...

It’s that time of year when the background soundtrack of any classroom, tube carriage, or office is one of coughing, sneezing and spluttering. If it seems as if everyone around you is suffering from ...

Recent studies have shown that even if you feel healthy and fit, your immune system could be aging quicker than you think, which could increase the risk of infections and immune-related disorders.