The original version of this story appeared in Quanta Magazine. Take a deep breath. A flow of air has rushed into your lungs, where the oxygen moves into your bloodstream, fueling metabolic fires in ...

The Amazon rainforest is often called the “lungs of the Earth” and credited with producing some 20 percent of the world’s oxygen. But that’s often a repeated, yet misleading claim. In fact, it’s a ...

In a hot spring at Yellowstone National Park, a microbe does something that life shouldn’t be able to do: It breathes oxygen and sulfur at the same time. Take a deep breath. A flow of air has rushed ...

Box breathing, also referred to as square breathing, is a deep breathing technique that can help you slow down your breathing. It works by distracting your mind as you count to four, calming your ...

Seaweeds are versatile algae. They are sources of food, medicine, and many other products, and they have the added benefit of being extremely efficient at removing CO2 from the atmosphere as they grow ...

You arrive for a difficulty-breathing emergency. The patient is alert and oriented and complaining of difficulty breathing. The patient appears to be mildly distressed and slightly anxious, but vitals ...

Grégory Bulté does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Painful respiration can involve lung pain that occurs when a person breathes in or out. Infections, musculoskeletal injuries, and heart problems can cause this pain. The lungs do not have pain ...

The lungs play a vital role in respiration but also as an immune organ. The tissue-resident immune cells in the lungs act as the first line of defense against pulmonary infections. Although ...

Most plants split water molecules to generate energy, and now we have a clearer picture of exactly how they do it. Researches have found missing steps in photosynthesis by stimulating plant proteins ...