A Vitamin A byproduct could weaken the immune system's cancer-fighting ability, according to new Princeton University ...

Regular exercise supports immune health by improving the circulation of your immune cells and reducing inflammation, but ...

Supplements that can help you stay physically and mentally healthy during the winter include vitamin D, zinc, vitamin C, and ...

NBC News medical contributor Dr. Natalie Azar and TODAY health and nutrition expert Joy Bauer stop by Studio 1A to share tips ...

Cervical health depends on immunity, gut balance and lifestyle choices. Experts explain how holistic practices, stress ...

We don't yet know if vitamin D supplements can boost your immune system, as research on the topic has shown mixed results. If you want to try vitamin D supplements for better immune health, your ...

Winter can be tough on the body, from low mood and fatigue to coughs, colds and sluggish digestion. Nutritionist Jo Travers ...

You are what you eat! Or drink? Tea's benefits extend far beyond a cozy night on the couch. Most of us have reached for a mug of hot tea in the hopes of easing a sore throat or staving off the common ...

Smarter eating, not just lighter eating, is the key to surviving the darker months; discover how leafy greens and fiber-rich ...

Effects of gut microbes on nutrient absorption and energy regulation (Krajmalnik-Brown R, Ilhan ZE, Kang DW, DiBaise JK.

Herd immunity occurs when enough people become immune to a disease, either through vaccination or previous infection. This can reduce the likelihood of it spreading and increase protection for ...