It certainly would have been adaptive for ancestral man to have a chubby wife during stressful times of famine. Not only would she have had more calories to burn, and thus more energy and endurance, but since fat stores estrogen, she would have remained fertile for longer.

A woman of 40 or 50 or 60 can take estrogen replacements, get facelifts, spend her money in bars.

Natural beauty really entices men. They will tell you this time and time again, and studies consistently prove it.

Romantic love is one of the most addictive substances on Earth.

Women are very attracted to a low voice because it's linked to testosterone, which for millions of years was a sign that men had very good spacial skills and would have been very good at hunting and finding their way back home.

Most of us make up our minds in the first three minutes of meeting someone whether there's a potential for a relationship.

Hair that looks like it's been naturally sun-bleached makes you seem youthful, like you spend a lot of time outdoors. And that appeals to most people.