Health problems that affect breathing or sleep can lead to fatigue and lethargy that disrupt your daily routine. Understand your lungs and respiratory system—and what you can do to help yourself.
About 1 in 20 people survive sudden cardiac arrest at home. Amber Ciesielski, 32, survived—but she now faces a rare heart condition.
Although a cup of java might provide a boost, find out what your body really needs.
Researchers develop a small, wearable acoustic device that can listen in on the heart, digestive system and lungs.
If your restless nights are leading to long and dreary days, it's long past time to change your routine.
After becoming the first person in the U.S. to get a new heart device, a Canadian Lakes woman returns to the woods she loves.
While heart disease and cancer continue to top the list, deaths from opioid abuse are a growing concern.
Those who quit smoking will reduce the odds of developing abdominal aortic aneurysm.
Researchers say cyclists and walkers who live in air-polluted cities should aim for optimal speeds.
Smartphones, tablets and other electronic gadgets can harm children's sleep, pediatricians say.
An environment with fewer pollutants will help keep childhood asthma in check—and reduce the need for medication.
Lane deviation, a reliable marker for driving quality, is significantly worse in those who don't get the Zzzs they need.