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Can fully vaccinated people still get COVID-19?

Can fully vaccinated people still get COVID-19? Over 143 million COVID-19 doses have been administered here in the U.S. As more and more Americans get their shots, many are wondering just how common it is for vaccinated people to get infected with the virus. By: Dr. Partha Nandi and last updated 2021-04-06 08:22:08-04 (WXYZ) — Over 143 million COVID-19 doses have been administered here in the U.S. As more and more Americans get their shots, many are wondering just how common it is for vaccinated people to get infected with the virus. Breakthrough cases are happening. That’s when a person who s been fully vaccinated gets infected with the virus. But don’t let that scare you. Because two real-world studies show that the risk overall is quite small. Now, the one study involved the University of Texas Southwestern Medical Center in Dallas. Over 8,000 employees participated and all were fully vaccinated - meaning they got both doses. So how many of th

Human heart adapts to space by shrinking 27%

Human heart adapts to space by shrinking 27% Updated El Broide Share this: A scientific study reveals that Scott Kelly’s heart shrunk by one third during the year he spent on the International Space Station. Astronaut Scott Kelly jetted off on the adventure of a lifetime on March 27, 2015, where he spent an historic 340-day mission aboard the International Space Station. Kelly made sure to stay active by exercising six days a week with the help of a treadmill, a stationary bicycle, and a resistance machine. Upon his return, however, a scientific study reveals that his heart shrunk by a third, with the official results published in the journal Circulation on Monday, March 29 2021.

Beneficio probado por la ciencia: así ayuda el ejercici…

Beneficio probado por la ciencia: así ayuda el ejercici…
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Brisk walking is good for the aging brain

  Gretchen Reynolds, The New York Times  Published: 04 Apr 2021 11:18 AM BdST Updated: 04 Apr 2021 11:18 AM BdST DES MOINES, IOWA BC-WELL-EXERCISE-COVID-RECOVERY-ART-NYTSF Heart and lung damage can happen after even mild illness, prompting doctors to recommend caution before returning to your workout. (Kathryn Gamble for The New York Times) Brisk walking improves brain health and thinking in aging people with memory impairments, according to a new, yearlong study of mild cognitive impairment and exercise. In the study, middle-aged and older people with early signs of memory loss raised their cognitive scores after they started walking frequently. Regular exercise also amplified the healthy flow of blood to their brains. The changes in their brains and minds were subtle but consequential, the study concludes, and could have implications not just for those with serious memory problems, but for any of us whose memories are starting to fade with age.

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