Biology of pleasure - Biologia del piacere (collage)

Pleasure vs. happiness

The Hacking of the American Mind with Dr. Robert Lustig

The Difference Between Happiness and Pleasure

The pleasure trap: Douglas Lisle at TEDxFremont

Dopamine Enhances Expectation of Pleasure in Humans (cell.com)

How Vaginas Work (science.howstuffworks.com)

Pleasure and pain: Study shows brain's 'pleasure chemical' is involved in response to pain too (biologynews.net)

On the biological basis of pleasure: some implications for leisure policy - by Stephen L. J. Smith (PDF)

Food reward: brain substrates of wanting and liking (by Berridge KC)

The 1/5 Second Rule -- The New Science Behind Falling in Love (lemondrop.com)

The biology of joy (manyyearsyoung.com)

Pleasure's Paths (hopkinsmedicine.org)

Pleasure Systems in the Brain

Johns Hopkins neuroscientist David Linden explains the biology of pleasure