Sex hormones modulate the immune system

Sex hormones modulate the immune system to influence disease risk differently. Researchers have uncovered how hormones profoundly affect our immune systems, explaining why men and...

Does male menopause exist?

Does male menopause exist? Do men really go through menopause as women do? Some doctors believe they do. Others do not and this has led...

Why do we grow old?

Why do we grow old? Pick your theory for the causes of senescence, including damage to DNA over multiple replications of human cells; oxidative stress,...