I många delar av världen är kusinäktenskap vanligt och riskerna som eventuella barn utsätts för är låga. Så varför lever skammen och stigmat kvar?
Tom's profile picture shows him and his girlfriend, Lena. She hugs him from behind, lovingly kissing him on the neck. Lena is Tom's sister.
"I Breastfeed My Dad", "Lover Paid Thugs £50 to Burn Me Alive", "SOS! Psycho in Our Flowerbed!"
Curator Bob Nickas presents a special look at incest through the ages.
There's been an increase in the consumption of "family role-play porn", but is incest really what the fans want, or is it just people craving something more outrageous than the last thing they saw?
Kevin Gates is far from the first musician to admit to playing kissin' cousins.
The website for paedophiles, outcasts and literal motherfuckers.
"I'd say 100 percent no."
Who said fashion couldn't be fried in chip fat?
But it's totally not weird because we don't have any sexual contact.
Sometimes when a dick is inside me I can’t help but think about my dad.