Credit: iStock Does being in the dark ever send a shiver up your spine? Have you ever hurried down a hallway after turning out the light? You may get spooked by suspicious shadows in a dark room only to turn on the light and realize it is just an innocent chair. Then, you might wonder … Continue reading Why Are We Afraid of Shadows in the Night? Because of Our Brains.
Brain Physiology
New Thoughts on Why You Can’t Sleep
Credit: iStock This month, in celebration of the 100th anniversary of the American Physiological Society journal Physiological Reviews, we are highlighting recent research published in the journal. Interested in reading more in celebration of Physiological Reviews’ birthday? Read our spotlight on migraine, about bariatric surgery’s effect on hunger and about targeting the immune system to treat cancer. It’s the … Continue reading New Thoughts on Why You Can’t Sleep
Bariatric Surgery Reveals Complexities of Our Hunger Systems
Bariatric surgery affects a variety of physiological processes in the human body, including brain signaling, hormones, blood composition and the microbiome.
Spotlight On: Migraine
Credit: iStock This month, in celebration of the 100th anniversary of the American Physiological Society journal Physiological Reviews, we are highlighting recent research published in the journal. Interested in reading more in celebration of Physiological Reviews' birthday? Read about bariatric surgery's effect on hunger, targeting the immune system to treat cancer and new thoughts on … Continue reading Spotlight On: Migraine
How Smell Brings Back Memories
Credit: iStock Our waiter set down a warm bowl in front of me. The aroma and steam rising from the bowl grabbed me by the nostrils and sent me on a bullet train 40 years back to my grandma’s kitchen in Guam. I closed my eyes as the sweet perfume of coconut cream brought back … Continue reading How Smell Brings Back Memories
New Science on Deep Heat Creams, Herbicides and Daytime Sleepiness Presented at Experimental Biology 2021
Credit: iStock Scientists who study physiology and other biomedical research fields—including anatomy, biochemistry, pathology and pharmacology—network, collaborate and communicate about the latest research at the APS annual meeting at Experimental Biology (EB). This year’s virtual EB featured studies ranging from mitochondrial function and tissue repair to the effects of capsaicin on exercise performance. Read on to learn more … Continue reading New Science on Deep Heat Creams, Herbicides and Daytime Sleepiness Presented at Experimental Biology 2021
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
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
Spotlight On: Itching
Credit: iStock You probably don’t think much about itching until you have an itchy spot that’s just out of reach. Then, it’s all you can think about until you’re able to get rid of the “not-quite-painful-but-almost” feeling with a satisfying scratch. What exactly is itching? And what purpose does it serve? A review published in … Continue reading Spotlight On: Itching
Fainting, the Brain and the Chilean Miners’ Rescue
The Fénix capsule brought the Chilean miners safely to higher ground. Credit: iStock On August 5, 2010, 33 Chilean miners became trapped 2,300 feet underground when the San José copper-gold mine in the Atacama Desert caved in. Sixty-nine days later, they were rescued when a 21-inch-wide torpedo-shaped container called a Fénix capsule brought the miners … Continue reading Fainting, the Brain and the Chilean Miners’ Rescue