For 11 minutes a day, 5 days a week, they sat completely still and focused their entire mental effort on pretending to flex their muscles. When the casts were removed, the volunteers that did mental exercises had wrist muscles that were two times stronger than those that had done nothing at all.
(February 2014) (Learn how and when to remove this template message) The Cupid's bow is a facial feature where the double curve of a human upper lip is said to resemble the bow of Cupid, the Roman god of erotic love. The peaks of the bow coincide with the philtral columns giving a prominent bow appearance to the lip.
People are usually in 'cloud nine' when they fall in love. Flushed cheeks, a racing heart beat and clammy hands are some of the outward signs of being in love. But inside the body there are definite chemical signs that cupid has fired his arrow. When it comes to love it seems we are at the mercy of our biochemistry. One of the best known researchers in this area is Helen Fisher of Rutgers University in New Jersey. She has proposed that we fall in love in three stages.