Immune aging speeds up around 40 and 60

Immune aging accelerates around 40 and 60, with key differences between men and women, according to new research.

The analysis of 3.8 million immune cells from nearly 2,000 people reveals distinct waves of immune aging and sex-specific changes that may help explain differences in age-related and autoimmune diseases.

It’s one of the biggest mysteries of age-related research: despite living longer, women are more likely than men to develop age and immune-related conditions, yet the bio...