Vaccines train the body's defenses to fight infections safely. Learn how vaccines work, how the immune system responds, and ...

As winter looms on the horizon, so do viruses and bacteria prepared to usher in annual colds and flu. The immune system is the first line of defense against these types of viral infections and ...

As flu season approaches and public health officials roll out their annual push for vaccination, Allen Institute scientists are learning why vaccines can trigger a weaker response in older adults, ...

A longevity expert reveals how immune systems begin aging after 35, making people more susceptible to infections and immune-related disorders over time.

This popular dairy product has been a staple in the human diet for hundreds of years, but not just for its delicious taste. Yogurt is packed with nutrients essential for overall health and supports ...