Top Highlights

• Lust obviously evolved to lead to procreation and to ensure the survival of the human species and would have been necessary in extremely difficult survival circumstances when there was no time for romance. Also, human females can only bear one offspring a year, which means that, without lust, the human species could be threatened with extinction – ...
• Testosterone is the main hormone responsible for sex drive, and men have 10–20 times more of it than women. This is why male sex drive is strong and so urgent. Testosterone makes men hairier, bigger, stronger, more aggressive and hornier than women. But men have significantly less oxytocin than women. Oxytocin, known as the ‘cuddle hormone’, is rel...
• When people are pair-bonding – or ‘falling in love’, as we call it – oxytocin levels are high. This is the hormone that gives us the warm, fuzzy feeling we have for the person of our desire. Having higher levels of oxytocin than men is a major reason why women fall more deeply in love at the start of a new relationship than men. The more oxytocin t...
• The studies by David Buss showed that when couples are in the falling-in-love phase, men’s testosterone levels decrease, while their oxytocin levels rise to make the bonding process quicker. This makes men softer, gentler and more easy-going. At the same time, women’s testosterone levels rise with the excitement and confidence they feel at the star...
• The chemicals released from the brain during new love result in a variety of physical feelings and reactions that around 90% of new lovers report to have experienced. These include sleeplessness, loss of appetite, flushing, exhilaration, awkwardness, euphoria, butterflies in the stomach, fast breathing, dizziness, weak knees, heart palpitations, sw...