It's hard to discuss COVID without referring to white blood cells. Here is a primer on the two you need to know about.
Scientists have discovered that a widely used, cheap steroid can fight off COVID-19 in the most severe cases. Here's how it works.
Over-active immune response might be behind higher rates of life-threatening COVID-19 infections in patients with obesity.
Cytokines ensure our immune system responds effectively to pathogens in our bodies. But in some cases, cytokines can cause the immune system to over-react.
A rare type of inflammatory disease that causes repeated bouts of high temperatures can run in families. Here's what we know so far.
Anyone who's had the flu can attest that it makes them feel horrible. But why? What is going on inside the body that brings such pain and malaise? An immunologist explains.
Researchers at a fertility clinic in Athens appear to have reversed the menopause in a small group of women – but will the science stand up to scrutiny?
The bacteria in your gut aren't always friendly. Luckily, there are a number of ways to beat the bugs associated with bowel cancer.