As the immune system weakens with age, scientists have found a way to restore some of its lost strength. By delivering mRNA ...

University of Pennsylvania researchers have found a promising new treatment for periodontitis using a component of the immune system called complement, according to a new study in the Journal of ...

Researchers at MIT have unveiled a way to coax an aging immune system into acting young again, using the same kind of mRNA ...

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, ...

A single blood protein can make aging stem cells act young again. As people age and notice changes like graying hair or reduced muscle strength, their immune system also undergoes shifts. One key ...

Changes to serum proteins could be behind the debilitating condition known as long COVID. The findings, published in the journal Science, could pave the way for diagnosing and treating the disease.

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 ...

The newborn's immune system is a highly specialized mechanism that takes months to mature and become capable of effectively responding to pathogens. During this phase, adequate nutritional support, ...

Kimchi may do far more than add flavor to meals—it could help fine-tune the human immune system. A clinical study using advanced single-cell genetic analysis found that regular kimchi consumption ...

Optimizing immunity requires a holistic approach. A well-balanced diet that includes the best foods for immune system health can help.

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 ...