A license could stem tobacco use, known to come along with a suite of health risks.
Christopher Wanjek is the author of the health books "Bad Medicine" and "Food At Work" and the novel "Hey, Einstein!" a comical nature-versus-nurture tale about raising clones of Albert Einstein in less-than-ideal settings. His column, Bad Medicine, appears regularly on LiveScience.
The worse outbreak of whooping cough in 50 years prompts CDC to urge kids and adults to get vaccinated.
What you eat may cause epigenetic changes that set up your grandkids for obesity and other diseases.
The finding may explain why more African-Americans suffer from certain cancers than do white Americans.