Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

PHILADELPHIA — At birth in September, Moriah Mudd seemed strong and healthy. Her physical exam by a pediatrician at Riddle Hospital was completely normal. But then a nurse put a sensor on her foot and ...

A viral video questions the safety of face masks by using a gas detector to purportedly show that masks result in dangerous oxygen levels for the wearer. But experts — and the company that makes the ...