They are also at greater risk for health problems.
Chronic sleep deprivation may also set the stage for health problems that occur later in life.
The camp's poor hygiene and ramshackle living conditions are a breeding ground for health problems.
Washington has not admitted liability for health problems caused by the herbicide.
Many blame the hum, which began in 1999, for health problems, including headaches, nausea, diarrhea, fatigue and joint pain.
This year Mr. Pavarotti had already canceled several concerts for health problems, including complications from back and neck surgery.
This places minority children most at risk for health problems when they become adults, with higher death rates from inactivity.
Dr Hendel believes too few minerals, rather than too much salt, may be to blame for health problems.
He said his clinic hopes to work with salon owners and state officials to test air quality in salons and screen manicurists for health problems.
States are required to treat children for health problems discovered through the screenings, even if such treatment is not available to adults under the state Medicaid program.
The chemicals were blamed for health problems ranging from skin rashes to birth defects, miscarriages and an increased incidence of cancer.
