Coming in as the most vitamin A–rich food, three ounces of pan-fried beef liver contain 6,582 micrograms (mcg) of the vitamin ...

In the following weeks, there will likely be an increase in respiratory illnesses such as influenza, COVID-19 and RSV. Now is an excellent time to strengthen your immune system to help combat those ...

ABC News' Dr. Darien Sutton shares tips to boost your defenses and stay healthy as cold and flu season approaches.

Are you ready to take on a challenge? Let’s unlock how natural foods boost your immune system with specific foods that can ...

The weather is changing and it is important to take extra care of the immune system. And one of the best ways to do so is by ...

Sniffle season is here. From flu shots to immune-boosting foods, here are ways to stay healthy all season long.

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 ...

A healthy immune system is the body’s first line of defense to fight infections, viruses and diseases. When immunity is down, even the littlest bug can make you feel run down. If you’re aware of the ...

In experiments with mouse models of breast, pancreatic, and muscle cancers, researchers at Johns Hopkins All Children's Hospital report new evidence that a novel means of boosting the natural immune ...