Health Tip: Enjoy Safe Exercise During Pregnancy

(HealthDay News) -- Exercise can be an important part of a healthy pregnancy, as long as you take precautions to stay safe.

Health Tip: Stay Busy When Quitting Smoking

(HealthDay News) -- When you're trying to quit smoking, it can be tough to resist the urge to turn to food when you're trying to avoid cigarettes.

Coffee Can Help Truckers Stay Safe on the Road: Study

WEDNESDAY, March 20 (HealthDay News) -- Drinking coffee or other caffeinated beverages to stay awake is linked with a 63 percent lower crash risk for long-distance truckers, a new study finds.

Brain Circuitry Yields Clue to Autism, Researchers Say

WEDNESDAY, March 20 (HealthDay News) -- A problem with a certain brain circuit may be one reason why 7-month-old infants who later develop autism are slower to shift their gaze and attention from one object to another, compared with infants who do not develop autism.

Meth in Pregnancy May Blunt Child's Reaction to Stress: Study

WEDNESDAY, March 20 (HealthDay News) -- If a woman uses methamphetamine during pregnancy, that illegal drug use along with an unstable home environment may lead to an abnormal response to stress in her children, according to the results of a study of 2-year-olds.

How Healthy Is Your County?

WEDNESDAY, March 20 (HealthDay News) -- Rates of premature death in counties across the United States are the lowest in 20 years, but people in the least healthy counties are more than twice as likely to die early as those in the healthiest counties, according to a new report.

People With Mental Illness Make Up Large Share of U.S Smokers

WEDNESDAY, March 20 (HealthDay News) -- Adults with a mental illness or a substance-abuse disorder represent about 25 percent of the U.S. population but account for nearly 40 percent of all cigarettes smoked in the country, according to a new study.

Measles Can Spread Further Than Thought on Airplanes: Study

WEDNESDAY, March 20 (HealthDay News) -- On airplanes, measles can spread beyond the passengers seated immediately around an infected person, a new study says.

High-Dose Statins Linked to Acute Kidney Damage

TUESDAY, March 19 (HealthDay News) -- People who take high doses of popular cholesterol-lowering drugs called statins may be more likely to develop kidney problems, a new study suggests.

One in 50 School-Aged Children in U.S. Has Autism: CDC

WEDNESDAY, March 20 (HealthDay News) -- The number of children in the United States with autism spectrum disorder has jumped dramatically since 2007, federal health officials reported Wednesday.

Health Highlights: March 20, 2013

Here are some of the latest health and medical news developments, compiled by the editors of HealthDay: