The first human has died from the H10N8 avian flu virus, which has only been detected in birds until now. Take a look at history's four main flu outbreaks.
The Spanish flu came on quickly. Some people felt fine in the morning but died by nightfall. People who caught the Spanish Flu but did not die from it often died from complications caused by bacteria, such as pneumonia.
Many foods that you think have health benefits may hold hidden dangers for your diet.
Kevin Winter/Getty Images
Many a child star has found success a hard act to follow, including 50-year-old birthday boy Todd Bridges and these other former stars who struggled with the transition to adulthood.