Alt-pop star Lorde capped the North American leg of her Ultrasound World Tour with a powerful Seattle performance at Climate ...

After sitting for a long time, you notice one leg is swollen and your calf is painful. Should you go to the ER? Emergency physician Jeffrey Druck, MD, says the risk of a blood clot in your leg from ...

Openwater has developed a low-intensity focused ultrasound device that might one day noninvasively disrupt microclots in long ...