Horseshoe Crabs Help in Fight against COVID-19

Credit: iStock COVID-19 vaccines have been approved for distribution across the U.S. As of mid-January 2021, the Centers for Disease Control and Prevention reports that 31 million doses of vaccine have been distributed and about 12 million people in the U.S. have received a COVID-19 vaccination. That may sound like a lot, but to fully … Continue reading Horseshoe Crabs Help in Fight against COVID-19

Invisible and Deadly: Small Particles Cause Big Problems for Our Hearts

Credit: iStock Most of us have heard arguments about climate change and how increasing levels of pollution are destroying the Earth and its natural resources. Air pollution, however, has a much more direct impact on us. In particular, tiny particles in the air invisible to the naked eye are causing big problems for our hearts. … Continue reading Invisible and Deadly: Small Particles Cause Big Problems for Our Hearts

2020’s Most-read I Spy Physiology Posts

Credit: iStock In a year like no other in our lifetimes, many of us found ourselves putting aside our usual pursuits and thirsting for information on the coronavirus pandemic. I Spy Physiology blog contributors quickly switched gears to keep you informed, including a series of posts covering the physiology of COVID-19 and how it affects … Continue reading 2020’s Most-read I Spy Physiology Posts

Giving Sugar the Run-around: How Exercise Protects Blood Vessels from Sugary Drinks

Credit: iStock An estimated 70% of people living in the U.S. add too much sugar, about 23 teaspoons, to their diet each day. This is alarming because diets high in added sugar increase the risk for developing chronic conditions such as obesity, type 2 diabetes and heart disease, which is the leading cause of death … Continue reading Giving Sugar the Run-around: How Exercise Protects Blood Vessels from Sugary Drinks

Studying for Your Next Exam? Write a Song.

Credit: iStock Let’s pretend you hear the opening kick of “I Want You Back” by the Jackson Five. As the piano slides into the first verse and you hear: “Find the concentrations of ions out and in; Figure out the quotient, and take the log (base 10).” You can’t believe your ears. The Nernst Equation—a … Continue reading Studying for Your Next Exam? Write a Song.

COVID-19 and Pregnancy: Disease Prevention May Be the Cure

Credit: iStock The COVID-19 pandemic continues to change our everyday lives while we await the progress of new treatments and vaccines to combat the risks of the illness. People who are pregnant and nursing are more susceptible to severe infections from respiratory viruses, such as the flu. This susceptibility may also put pregnant people at … Continue reading COVID-19 and Pregnancy: Disease Prevention May Be the Cure

Food for Thought

Credit: iStock This Thanksgiving is shaping up to be a holiday unlike most of us have seen. Smaller gatherings—or no gatherings at all—might mean that you’ll have more free time on your hands. Here’s some food for thought—check out these posts from our nutrition- and exercise-related collections. Whether you’re trying to curb your noshing, get … Continue reading Food for Thought

Mild Symptoms, Major Impact: How Getting COVID-19 Changed One Student’s Perspective

Kelsey Bayles has fully recovered from COVID-19. Credit: Kelsey Bayles APS member Anberitha Matthews, PhD, recently spoke to Kelsey Bayles, a senior in the bachelor of science in nursing program at the Mississippi University for Women, who became infected with the coronavirus in the summer of 2020. APS thanks Bayles for giving us permission to … Continue reading Mild Symptoms, Major Impact: How Getting COVID-19 Changed One Student’s Perspective

Spotlight On: Vision

Credit: iStock If you’re reading this article, you can thank the crafty and tireless work of evolution. While we may take vision for granted as a simple and straightforward process, how we see is not so simple at all. How we see While the evolution of sight—from a primitive eyespot that could only discriminate between … Continue reading Spotlight On: Vision

How ACE2 Influences COVID-19 Severity in Older Adults

Credit: iStock In the spring of 2020, ACE2—angiotensin-converting enzyme 2—became a major focus of attention as the entryway of the coronavirus SARS-CoV-2, which is the virus that causes COVID-19. As of early November 2020, over 47 million cases of COVID-19 were confirmed worldwide, with more than 9 million cases in the U.S. Since the beginning … Continue reading How ACE2 Influences COVID-19 Severity in Older Adults