Tunnel-building virus: How Zika transmits from mother to fetus

In 2015, an outbreak of Zika virus triggered an epidemic in the Americas. People infected with Zika, typically via a mosquito bite, may have mild symptoms, but if the person

Daylight saving time ends next weekend. This is how to prepare for the potential health effects

In this Oct. 30, 2008, file photo, an Electric Time Company employee adjusts the color on a clock at the plant in Medfield, Mass., days before the switch to standard

Smarter sleep—new technologies speed up diagnosis and treatment of sleep apnea

Credit: Unsplash/CC0 Public Domain Smart wearables and advanced data analysis by researchers could help bring relief to millions affected by sleep disorders. Clare Williams was in her early 30s when