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Medicine273 articles archived since 1845

Blood Cells Remember Your Mountain Vacation

Red blood cells retain a memory of high-altitude exposure, allowing for faster acclimation next time. But that memory fades within four months. Christopher Intagliata reports. 

11 hours ago — Christopher Intagliata

A New Model for Defeating Cancer: CAR T Cells

Some advanced cancers can now be successfully treated by synthetic immune cells that are more powerful and longer-lasting than any found in the body

February 23, 2017 — Avery D. Posey, Carl H. June and Bruce L. Levine

Do Heartburn Medications Really Cause Dementia?

Recently we talked about the two-way connection between the brain and the small and large intestines (aka the gut). This week, Savvy Psychologist Dr. Ellen Hendriksen continues our journey through the gut by investigating the link between heartburn drugs and dementia

February 4, 2017 — Savvy Psychologist Ellen Hendriksen

Rapid-Response Vaccines for Epidemic Outbreaks

Trevor Mundel, president of global health at the Gates Foundation, talks to Scientific American editor-in-chief Mariette DiChristina about the Coalition for Epidemic Preparedness Innovations (CEPI) and the efforts to create vaccine platforms for rapid responses to epidemics. 

January 30, 2017 — Mariette DiChristina and Steve Mirsky

LSD's Long, Strange Trip Explained

When LSD binds to serotonin receptors, it pulls a "lid" closed behind it, locking it in place for hours, and explaining its long-lasting effects. Christopher Intagliata reports. 

January 26, 2017 — Christopher Intagliata

Exit Interview: Presidential Science Advisor John Holdren

Scientific American executive editor Fred Guterl talks with Pres. Obama’s science advisor, John Holdren, about climate science, space travel, the issue of reproducibility in science, the brain initiative and more. 

January 19, 2017 — Fred Guterl and Steve Mirsky