About one in five people living in the U.S. suffer from an anxiety disorder, but it turns out that immune cells, rather than neurons, control your anxiety levels.

Add Yahoo as a preferred source to see more of our stories on Google. These immunity-supporting foods can help you stay healthy and vibrant all winter long. With cold and flu season around the corner, ...

July 22 -- Don't worry, be happy and, according to new research, you will also be healthy. It is estimated that over the course of one year, Americans suffer 1 billion colds. But new research shows ...

Research in psychoneuroimmunology suggests strong relationships may reduce stress and inflammation, indirectly supporting ...

Regulatory T cells (red) interact with other immune cells (blue) and modulate immune responses. National Institute of Allergy and Infectious Diseases/NIH via Flickr Every day, your immune system ...

Vitamins and supplements like zinc and cod liver oil are often touted for their ability to boost your immune system, but Jeffrey Bland, the "father of functional medicine," says that's not actually ...

Scientists in the Blavatnik Institute at Harvard Medical School and MIT have created a new family of tools that, for the ...

I am lying under a blanket, feeling rough, staring at a bowl of oranges. Every fibre of my being is urging me to devour the lot. I can hear my mum – and medical friends at university – insisting that ...