Sweat is usually something people try to hide, wipe away or mask with deodorant, but it is also one of the body’s richest, ...

The covid-19 pandemic opened the door to once-controversial human challenge trials. Now, volunteers are willingly catching ...

The challenge with parasites is that the symptoms are subtle. They can live silently in the intestine, blood stream, organs ...

What are called autoimmune diseases can affect just about every part of the body — and tens of millions of people. While most ...

Feeling jittery after just one cup of joe? You could be showing your age. Helen Coffey asks the experts if intolerance is inevitable, and whether there’s anything we can do to get our fix elsewhere ...

There has been a lot said about bird flu. For a time, many experts believed that we were on the verge of a full-blown pandemic due to the virus, primarily because of a lack of preventive measures.