What are the health effects of exposure to cold? Cooling of body parts may result in various cold injuries - nonfreezing injuries, freezing injuries - and hypothermia which is the most serious. Nonfreezing cold injuries include chilblain, immersion foot and trenchfoot. Frostnip and frostbite are freezing injuries. Toes, fingers, ears and nose are at greatest risk because these areas do not have major muscles to produce heat. In addition, the body will preserve heat by favouring the internal organs and thus reducing the flow of blood to the extremities under cold conditions.
'Saturday Night Live': Backpack Kid steals Katy Perry's show A dancing teen named Russell Horning has replaced Left Shark as the Internet's favorite dancer after appearing with Katy Perry on 'SNL.' Post to Facebook
Sunday, February 25, 2007. Oversize textbooks, rolling backpacks, sub-zero mountaineering parkas: The gear required to equip today's student is getting bigger. But the school locker, that shrine to adolescent personal space, is not. A typical school locker is one foot wide, one foot deep and six feet high.