Infertility – ExtraBiology

An Unwelcome Surprise: Sperm May Age Suddenly in Middle Age

Unwelcome Surprise: Sperm health may fall off an “age cliff” suddenly

November 7, 2026November 9, 202617 views

When scientists study male infertility, they usually focus on how DNA in sperm becomes damaged with age. This has helped explain why fertility declines and why some harmful genetic mutations may be passed on to children.

A new contraceptive pill with folic acid

October 8, 2010November 2, 20264 views

The US Food and Drug Administration (FDA) has approved a new type of contraceptive pill that contains folic acid, one of the B vitamins. Folic acid is known to help form new cells, and it is given to pregnant women to prevent serious birth defects of the nervous system, such as a neural tube that […]