Dear Doctors: I get crushing headaches every fall, which I’ve always assumed are part of having allergies. But a specialist at our local medical center diagnosed me with cluster headaches. She says ...

You should know the safety spiel well by now – “In the event of emergency, put your oxygen mask on first.” But have you ever wondered why the cabin crew is so careful to hammer this information into ...

Among critically ill adults undergoing tracheal intubation, hypoxemia increases the risk of cardiac arrest and death. The effect of preoxygenation with noninvasive ventilation, as compared with ...

DUBLIN, Ireland -- A doctor based in Dublin, Ireland, has debunked the idea that a face mask lowers oxygen levels. In fact, he's shown that even wearing several has no effect. This video shows Maitiu ...

Yes, we know that flying is typically considered the safest way to travel. This doesn't change the fact that we're hurtling along tens of thousands of feet in the air, in a vehicle that still seems ...