"It's not that everyone who tests positive is evil," he said in a phone interview. "There are very few athletes who take the time to understand anti-doping until they are actually thrown into an anti-doping case because of a mistake that they make."
Column: Efimova is a poor poster child for Russian scandal →
"Your brain is like your cell phone," Dr. Howard Jacobs, a headache specialist at Nationwide Children's, said, according to Science Daily.
School may literally be giving your child a headache →