May 25, 2010 -- Consumer Reports Health has issued a new ranking of the six repellents it says are best to ward off mosquitoes and deer ticks. The magazine says it tested 10 insect repellents in an outside laboratory, where volunteers let deer ticks crawl on them and also exposed themselves to mosquitoes.
Keep Your Cool to Sleep Better. Your body temperature can affect how well you sleep. Scientists at the Netherlands Institute for Neuroscience in Amsterdam found that people slept better when their skin was slightly cooled.
Physiological Changes During Sleep. Many physiological variables are controlled during wakefulness at levels that are optimal for the bodyâs functioning. Our temperature, blood pressure, and levels of oxygen, carbon dioxide, and glucose in the blood remain quite constant during wakefulness. During sleep, however, physiological demands are reduced and temperature and blood pressure drop.