Some of these may lower your defences despite seeming “healthy”.

Humans have been tattooing themselves for thousands of years, for spiritual, cultural, or personal reasons. Long before we were covering ourselves in ironic stick'n'pokes, butterfly tramp stamps, or ...

It was long deemed the blunt branch of our immunity, while B cells and T cells did the splashy stuff. But that was an ...

A new study in mice reveals that certain immune cells may protect against obesity-related inflammation in one sex while ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

Why do immune cells that are supposed to eliminate viruses suddenly turn against our own body? There are instances where killer T cells—which are meant to precisely remove virus-infected ...

Optimizing immunity requires a holistic approach. A well-balanced diet that includes the best foods for immune system health ...

Vitamin C and vitamin D both support immune function in different ways, but neither will prevent you from getting sick on their own. Vitamin C may slightly shorten colds, while vitamin D deficiency ...

Maven Clinic says its virtual perimenopause, menopause and hormone-care services are now in-network with more than 475 commercial health plans, though patients may still face out-of-pocket costs. A ...

A review published in Nature Reviews Immunology suggested that some centenarians, defined as adults aged 100 years or older, and supercentenarians retain immunological characteristics typically ...

Add Yahoo as a preferred source to see more of our stories on Google. With the peak of cold and flu season here, did you know that getting enough sleep can help protect you from getting sick? "Sleep ...