The highest speed limits are generally 75â80 mph (120â130 km/h) in western states and 70 mph (115 km/h) in eastern states. A few states, mainly in the Northeast Megalopolis, have 65 mph (105 km/h) limits, and Hawaii has a maximum limit of 60 mph (95 km/h).
Study: Eating Disorders in Teens Are Common. March 7, 2011 -- Eating disorders in teens are common, often occur with other psychiatric problems including suicidal thoughts, and don't just affect girls, according to a new study.
Alcohol-related motor accidents are the second leading cause of teen death in the United States. The most commonly used illegal drug is marijuana. According to the United Nations 2008 World Drug Report, about 3.9% of the worldâs population between the ages of 15 and 64 abuse marijuana.