If you've been prescribed an expensive, cumbersome CPAP machine, you might want to know if it actually works. And while sleep doctors insist CPAP is the standard of care, out there in the real world, it's a little more complicated.

Cigarettes aren't good for us. That's hardly news -- we've known about the dangers of smoking for decades. But how exactly do cigarettes harm us, and can our bodies recover if we stop? Krishna Sudhir details what happens when we smoke --...

More than 300 million people around the world suffer from asthma, and around 250,000 people die from it each year. But why do people get asthma, and how can this disease be deadly? Christopher E. Gaw describes the main symptoms and...

Dr. Jackson discusses the effects of diesel particles that can pass through filters and enter the lungs. The impact is especially severe on young children.

Howcast - Follow these simple tips to reduce snoring and get a peaceful night’s sleep.

Prolongaciones diminutas, como pelitos, que se encuentran en la superficie de una célula y ondean al unísono para producir movimiento. <br/<br/>>

Twig - Biología

Commercial airplanes don't give parachutes to passengers. While airplanes have plenty of safety features that help in landing them safely during emergencies, having parachutes onboard for every passenger doesn't seem like a bad idea,...

Tiny, hair-like projections from the surface of a cell that wave in unison to cause movement. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

Smokers’ Lungs will show students what the lungs of a smoker look like and the negative impacts that smoking has on a person.

Commercial airplanes don't give parachutes to passengers. While airplanes have plenty of safety features that help in landing them safely during emergencies, having parachutes onboard for every passenger doesn't seem like a bad idea,...

The delta variant is becoming the dominant strain of coronavirus worldwide and its combination of high transmissibility, high severity, and escape from vaccines makes it very dangerous.

This video introduces the topic of competition policy and explains why governments are interested in promoting competition. It outlines the benefits of competition, such as lower prices for consumers and the idea of consumer sovereignty....

Three times in the last two weeks, people - a patient, a colleague and my wife - told me stories about how out of control the price of EpiPens were. Monday, my New York Times colleagues recounted in detail how expensive the devices have...

A revolutionary new method to trace the path of the plane now suggests that the pilot was active and might have been talking with Malaysian authorities during what many researchers describe as a ‘murder suicide’.

Sulbutamol (commonly known as albuterol) is a common bronchodilator used to treat asthma. In this video we will look at how this drug interacts with smooth muscle cells. We'll also learn how muscarinic receptor antagonists...

Through video, animation and graphics students will discover how the respiratory and circulatory systems work together to help keep us alive through a process called cellular respiration. A close-up look at the components of our blood:...

MOT 1943: CARIBBEAN WING: AERIAL: (Behind) C-47 Skytrain flying into distance. Clouds airplane wing FG. EXT House 'Caribbean Wing.' INT Two officers talking pointing to map. CU Officer talking.

Lungs and Airways

Using dissected animal lungs Ceri explains how asthma affects the lungs and how current preventative medicine works. Asthma affects the larger areas of the lungs, the trachea and bronchi. Problems with mucus accumulation and muscle...

A simple animated video about the common breathing condition Asthma: its symptoms and triggers, how it is diagnosed and treated, and how it can be managed. This video will be helpful to students of all ages, health professionals,...

Ceri Harrop is a biochemist at the University of Manchester specialising in respiratory medicine and developing new treatments for people with breathing difficulties. As part of her research, Ceri meets asthmatic athlete Wayne Ashall, a...

This video explores five fun facts about the Respiratory System.

A simple animation explaining what COPD is, how it is caused, the main symptoms and treatments, and the lifestyle changes that can make a big difference. This video will be helpful to students of all ages, health professionals, patients...

A 17-year-old from London, Ont., was put on life support because of lung damage linked to vaping. The damage was similar to “popcorn lung,” caused by inhaling flavoured chemicals. Doctors say Health Canada has failed to properly regulate...