As populations age worldwide, the decline of the immune system, a process known as immunosenescence, has become a critical biomedical challenge. This decline leads to increased susceptibility to ...

Sat, January 24, 2026 at 2:56 PM UTC The immune system is the body’s natural defense network that helps to keep you healthy from things like bacteria, viruses, and parasites. It’s a complex network of ...

Green tea contains beneficial compounds that may support immune health by reducing inflammation, fighting oxidative stress, ...

This mom explained in a TikTok video why she puts her kids in a room filled with salt ...

There are many ways that the human body responds to stress, from the adrenaline rush of the "fight-or-flight" instinct to more subtle, complex changes that may not be immediately recognizable to us.

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 ...

From cholera to norovirus, Giardia to hookworms, the gut is vulnerable to an impressive array of pathogens. To keep us alive in the face of this onslaught, the intestinal immune system must be ...

Elderberry supplements and syrups pop up all over the place during cold and flu season, making it feel like everyone else knows something you don’t. But is elderberry full of the immune-boosting ...

Getting enough sleep can help protect you from getting sick. “Sleep is critically important to maintaining a healthy immune system, so we need to sleep enough. We also need to have good timing of our ...

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 ...

When respiratory virus season hits, it’s fair to want to do everything you can to supercharge your immune system. But while supplements come up a lot, it’s hard to know which to choose. When it comes ...