Manufacturers and some users of electronic cigarettes claim they’re a healthier alternative to the real thing. The U.S. Food and Drug Administration is seeking the authority to regulate them like it does conventional cigarettes.

Five decades after the approval of an extremely effective vaccine against measles, one of the world’s most contagious diseases, the virus still poses a threat to domestic and global health security.

An estimated 6 percent of lung cancer deaths in the United States and the United Kingdom – 11,000 deaths per year – may be due to diesel exhaust, according to a study recently published in Environmental Health Perspectives.

Environmentalists are urging McDonald’s to not use for its fries a new genetically engineered (GE) potato developed by its leading potato supplier. Advocacy group Food & Water Watch delivered a letter to the fast food giant last month signed by more than 100,000 Americans, urging McDonald’s to reject the use of the “Innate” brand GE potato developed by J.R. Simplot.

The New York State Public Employees Federation (PEF) has filed a lawsuit in New York’s Supreme Court, challenging a rule that requires health care workers to either get flu vaccinations or wear surgical masks during flu season.

Two million more children in the United States have been diagnosed with attention-deficit/hyperactivity disorder (ADHD) and one million more U.S. children were taking medication for ADHD over an 8 year period (2003-2004 to 2011-2012), according to a new study led by the Centers for Disease Control and Prevention (CDC).

Blood mercury levels in women of childbearing age have dropped 34 percent in the past 14 years, according to a survey by the EPA. Additionally, the percentage of women of childbearing age with blood mercury levels above the level of concern decreased 65 percent from the 1999-2000 survey and follow-up surveys from 2001-2010.