Takanori Takebe’s strange investigation into whether humans can use the gut for breathing has surprisingly sentimental origins: helping his dad.

DEAR DR. ROACH: My husband is on oxygen, and he won’t take the mobile tank while he is outside. Will being on oxygen give him longer life? – M.K. ANSWER: Many causes of chronic lung disease lead to ...

For the average person, living at high altitude—where oxygen is sparser than at sea level—can have health benefits ranging ...

Researchers at Gladstone Institutes develop a drug that mimics the cellular effects of low-oxygen therapy for the treatment of inherited mitochondrial diseases. Seen here is Skyler Blume, first author ...

Although it may seem self-evident that "more oxygen is better" for medical illness, this is not necessarily true. I recently interviewed Ola Didrik Saugstad, MD, who demonstrated that the traditional ...

Hypoxemia is a term that describes low levels of oxygen in the blood, specifically within arterial blood. The condition may indicate a problem with blood circulation or breathing and may present with ...