Image created with Biorender. Credit: Rory Cunningham Keeping a healthy amount of fat in your liver is simple on paper, but a little more complicated when you look under the metabolic hood. Nonalcoholic fatty liver disease (NAFLD) is a spectrum of liver injury that can range progressively from fat accumulation inside liver cells (steatosis), to … Continue reading How Your Liver Handles Fat Is a Fine Balancing Act
Author: American Physiological Society
Spotlight On: The Respiratory System
Credit: iStock The respiratory system delivers oxygen to the cells in our body and removes carbon dioxide, the gas our cells constantly produce. Every time you take a breath, you take air in through the nose (nasal cavity) and sometimes the mouth (oral cavity). There are guard hairs inside your nostrils that help cleanse the … Continue reading Spotlight On: The Respiratory System
A New Way to ‘Beet’ High Blood Pressure
Credit: iStock Beets may not be the most popular vegetable, but they can’t be “beet” for good health. Beets are rich in nitrate—a compound found naturally in plants that can lower your blood pressure. A recent study in rats found that beetroot juice prevented the blood pressure-raising effects of eating too much salt. This research … Continue reading A New Way to ‘Beet’ High Blood Pressure
Why ‘Springing Forward’ Isn’t Good for Your Heart
Credit: iStock Ahh, spring is in the air again! The birds are chirping, the flowers are blooming and warmer weather has finally arrived—at least in some parts of the country. However, likely everyone’s least favorite phrase associated with this time of year is: “spring forward!” That’s right, with springtime comes our annual ritual of turning … Continue reading Why ‘Springing Forward’ Isn’t Good for Your Heart
Depression and Sports: A Double-edged Sword
The 2022 Wayne State University football team in a huddle. Credit: Tamara Hew-Butler The mythology and physiology that characterize winners from losers remains elusive. While physiological profiling—studying biomarkers and body composition and using wearable technology—of “superhuman” athletes continues, our unsatiable quest for greatness often minimizes how our mental health can affect our physical health, athletic … Continue reading Depression and Sports: A Double-edged Sword
How COVID-19 Affects the Gut Microbiome
Credit: iStock COVID-19, caused by the SARS-CoV-2 virus, is known as primarily a respiratory disease. However, between 11% and 39% of people diagnosed with COVID-19 report having gastrointestinal (GI) symptoms such as diarrhea, vomiting or belly pain. GI symptoms are associated with a high risk of hospitalization and disease severity. As our understanding of the … Continue reading How COVID-19 Affects the Gut Microbiome
Spotlight On: Hearing
Credit: iStock From the calming sound of birds chirruping to a warning honk of a car, your sense of hearing is integral to your understanding of the world around us. Certain sounds can help you sleep, calm your mind, cause feelings of panic or stress, or even evoke nostalgic memories. You might wonder why this … Continue reading Spotlight On: Hearing
Stay Hydrated to Keep Your Muscles Happy
Credit: iStock Water balance is one of the most important functions of the body. The cells in the body require a stable environment to survive and work like they should. As originally put by the 19th century French physiologist Claude BernardMD: “La fixité du milieu intérieur est la condition de la vie libre, independante” (The … Continue reading Stay Hydrated to Keep Your Muscles Happy
How Your Body Reacts to Being Stressed Out
Credit: iStock Have you ever felt the weight of an upcoming deadline? Are family or relationship issues a constant worry? If this describes you, know that you’re not alone. According to the American Psychological Association’s “Stress in America” survey, 67% of adults in the U.S. said their stress level has increased during the coronavirus pandemic. … Continue reading How Your Body Reacts to Being Stressed Out
Touching a Nerve: Piezo Receptors
Credit: iStock “Whenever I get gloomy with the state of the world, I think about the arrivals gate at Heathrow Airport. … Fathers and sons, mothers and daughters, husbands and wives, boyfriends, girlfriends, old friends. … If you look for it, I’ve got a sneaky feeling you’ll find that love actually is all around.” —David, … Continue reading Touching a Nerve: Piezo Receptors