Antibodies, which recognize viruses and proteins that the body has encountered before, have long gotten most of the credit for giving the human immune system a memory. Now, researchers at the ...

Researchers at Hospital for Special Surgery (HSS) have uncovered a critical link between the immune system in early life and ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

The immune system permeates and regulates organs and tissues across the body, and has diverse roles beyond pathogen control, including in development, tissue homeostasis and repair. The reshaping of ...

Stem-cell researcher Carolina Florian didn’t trust what she was seeing. Her elderly laboratory mice were starting to look younger. They were more sprightly and their coats were sleeker. Yet all she ...

A person’s menstrual cycle may affect their immune system’s response, causing fluctuations throughout the month. The menstrual cycle involves a series of changes in hormone levels and structures ...

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 ...

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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 ...