Watch Secrets of the Sexes (2005) online

What is Secrets of the Sexes (2005) about?

Are men and women's brains wired differently? A new BBC One series delves into our minds to find out how we think and fall in love.

Genre: Documentary

Season 1 of Secrets of the Sexes (2005)

Episode 1: Brainsex

Episode 2: Attraction

Episode 3: Love

click here to see where to watch

Watch more series

The Prince of Denmark

Brett

Misbehaving Mums To Be