Erectile dysfunction has many causes, but among them is gut dysbiosis: an unbalanced microbiome. That means we may be able to help by changing diet or with fecal transplants.

We are now approaching six years since COVID-19 was declared a pandemic by the World Health Organization, yet talk of vaccines and our immune systems persists in our cultural conversations—from ...

Axolotls are famous for their ability to regrow significant parts of their bodies. But according to recent research, these frilly-headed salamanders, which are native to lakes and wetlands around ...

For years, scientists have viewed cancer as a localized glitch in which cells refuse to stop dividing. But a new study suggests that, in certain organs, tumors actively communicate with the brain to ...

A study published in Nature Medicine identified a link between the placebo effect and immune system function. In the experiment, individuals who generated positive expectations showed a stronger ...

The immune system function declines with age, but a team of MIT researchers may have found a way to rejuvenate it. When older mice were injected with mRNA that coded for the creation of ...

NBC News medical contributor Dr. Natalie Azar and TODAY health and nutrition expert Joy Bauer stop by Studio 1A to share tips for boosting your immune system and staying healthy during the frigid ...

The same white blood cells that rush to fight infection seem to have a second job: preventing your body from burning too much fat. That’s the finding from a new study published in Nature, which ...

Manal Mohammed does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Marissa Sulek joined CBS News Chicago in January 2025. Before Chicago, Marissa was a general assignment reporter in Nashville at WSMV, where she was nominated for Mid-South Emmy Awards for her ...