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Archive for the ‘Respiratory’ Category

The Heart Of An Astronaut, Five Years On

JAXA astronaut Koichi Wakata, Expedition 38 Flight Engineer, demonstrates the ultrasound used to collect data for the Cardio Ox investigation, in the Columbus Module.
Source: NASA

The heart of an astronaut is a much-studied thing. Scientists have analyzed its blood flow, rhythms, atrophy and, through journal studies, even matters of the heart. But for the first time, researchers are looking at how oxidative stress and inflammation caused by the conditions of spaceflight affect those hearts for up to five years after [...]

Dangers Of Desert Dust: New Diagnostic Tool For Valley Fever

Graphic shows the lifecycle of coccidioides, the fungal pathogen responsible for Valley fever.
Source: Image courtesy of Arizona State University

On July 5, 2011, a massive wall of dust, (“haboob,” in Arabic), blanketed Phoenix, Arizona, creating an awesome spectacle, (or stubborn nuisance, depending on your perspective). Dust storms are a common occurrence in the arid desert environments of the American Southwest. But windborne dust can be a serious health risk, lofting spores of a sometimes-lethal [...]

In Asthma, It’s Not Just What You Smell, But What You Think You Smell

Pamela Dalton, PhD
Source: Peter Olson

New research from the Monell Center reveals that simply believing that an odor is potentially harmful can increase airway inflammation in asthmatics for at least 24 hours following exposure. The findings highlight the role that expectations can play in health-related outcomes. “Asthmatics often are anxious about scents and fragrances. When we expect that an odor [...]

Lou Gehrig’s Sad Farewell and the Disease That Bears His Name

Rutgers neurologist Jerry Belsh is hopeful that new research will find methods to reverse the decline of ALS patients. Source: Harvard Studio Photography - Steve Hockstein

On the Fourth of July 75 years ago, in 1939, legendary first baseman Lou Gehrig – afflicted with a nerve disorder called amyotrophic lateral sclerosis, or ALS – stepped to the microphone at Yankee Stadium and said goodbye to baseball. Barely two months earlier, as his 13-year streak of consecutive games played reached 2,130, that [...]

FDA Approves Inhaled Form Of Insulin

The FDA approved Afrezza, an inhalable diabetes medication to help patients control their blood sugar levels during meals
Source: Damion Edwards for MannKind

The US Food and Drug Administration has approved a new insulin drug that will allow diabetics to set needles aside at mealtimes and use inhalers instead. Afrezza Inhalation Powder, however, is not a substitute for long-acting insulin. The new drug is intended to be used in combination with long-acting insulin for patients with type 1 [...]