Same-sex behavior seen in nearly all animals, review finds ... weather, temperature, or geographic features, but we can think of the social circumstances in a population of animals as a selective force ... said. Same-sex behavior radically changes those social circumstances, for example, by removing some individuals from the pool ...
Your MNT account status. Electronic Cigarettes Can Harm The Lungs, Says Study. Electronic cigarettes, seen by many as a healthy alternative to tobacco smoking, can be harmful to the lungs, scientists from the University of Athens, Greece, explained at the European Respiratory Society's Annual Congress 2012, Vienna, on Sunday 9 June 2012.
Are Electronic Cigarettes Safe for those with Allergies and Asthma? This article has been reviewed by Thanai Pongdee, MD, FAAAAI. Electronic cigarettes (ECs) are battery-powered devices that deliver aerosolized nicotine and other additives to users. ECs were first commercialized in China in 2003 and entered the U.S. market in 2007. Most devices resemble cigarettes, whereas others resemble pens, hookah tips, or screw drivers.