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.
Common STDs. Chlamydia. This most common bacterial STD is found in 20 to 40 percent of teens having sex outside of marriage. Up to 40 percent of all girls between the ages of 15 and 19 are infected -- the highest chlamydia infection rate of any age group.