Good news: You don’t have to be sidelined by a cold, the flu or another virus making the rounds this sick season. We reveal how to boost your immune system naturally to make sure you stay healthy all ...

When your body lacks vitamin D, it can disrupt several important functions, especially the bones, muscles and immune system.

As a medical oncologist, Dr. Michael Grant’s patients fall into this group. He spoke with us about how he protects his patients from pneumonia and what he suggests when they have unexplained symptoms.

The human body hates not getting enough oxygen. Without it, confusion takes over, breathing and heart rate change, and skin turns blue. It turns out that the immune system feels the effects of not ...

The Centers for Disease Control and Prevention on Friday urged people with weak immune systems to take extra precautions to avoid Covid after the dominant omicron subvariants knocked out a key ...

Researchers have found a potential link between vitamin D deficiency and a higher rate of hospitalization for respiratory ...

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.

WASHINGTON (AP) — U.S. health regulators have authorized an extra dose of the Pfizer or Moderna COVID-19 vaccines in people with weakened immune systems to better protect them from the virus. The ...

Before the pandemic, about 1 in 9 U.S. adults used dietary supplements for immune benefits, with usage varying by age and health status Study: Prepandemic Prevalence of Dietary Supplement Use for ...

A study published in Science by the Champalimaud Foundation reveals a surprising new role for the immune system. During periods of low energy—such as intermittent fasting or exercise—immune cells step ...