Your immune system is your body’s built-in defense network, working nonstop to protect you from bacteria, viruses, and other ...

As we age, our immune system quietly loses its edge, and scientists have uncovered a surprising reason why. A protein called platelet factor 4 naturally declines over time, allowing blood stem cells ...

As the immune system weakens with age, scientists have found a way to restore some of its lost strength. By delivering mRNA to the liver, they created a temporary source of immune-boosting signals ...

As the temperature drops and sniffles start making their rounds, we’re all thinking about ways to strengthen our immunity: vitamin C, hand sanitizer, maybe a flu shot. But while you’re focused on ...

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 ...

The human body’s defensive lineup is impressive—from made-to-order antibodies to natural-born killers. Here’s how it wards off sickness in every season. When pathogens invade our bodies—in the form of ...

Smoking tobacco is so harmful to the body that it changes a person’s immune system, leaving them vulnerable to more disease and infection even years after they’ve quit, a new study found. Although ...

Eating fruits, vegetables, lean proteins, and healthy fats can boost your immune system. Regular exercise can help regulate and boost immune function but don't overdo it. Getting enough sleep each ...