Why older people respond poorly to cancer treatment

Researchers may have found a group of immune cells that increase in number with age but are too worn out to fight diseases. The accumulation of dysfunctional virtual memory T cells, in addition to the loss of true naïve T cells, may explain why older people have...

When muscles weaken with age

Age-related changes in the peripheral nerves can drastically reduce the quality of life. Scientists have now identified what triggers such changes. read the full article