How Personalizing CPR May Help Save More Lives

Credit: iStock When someone goes into cardiac arrest, their heart stops beating and can’t pump blood to the brain or the rest of the body. Ventricular fibrillation (VF) is a form of cardiac arrest that occurs when the chambers (ventricles) of the heart that usually efficiently pump blood instead begin to quiver (fibrillate) in an … Continue reading How Personalizing CPR May Help Save More Lives

For the Love of a Dog

Apollo Archimedes' love for his human may also have boosted her health. Credit: Jessica Taylor During February, thoughts of love and relationships are in the air as Valentine’s Day approaches. Chocolate hearts pepper both television ads and candy bowls for good reason: The heart has long been a symbol of many forms of love. Physiology … Continue reading For the Love of a Dog

Scientists Are Creating Miniature Hearts to Help Treat Heart Disease

Credit: iStock The heart is responsible for continuously pumping blood throughout your body, which delivers nutrients to your organs and takes away waste. When your heart isn’t working the way it should, the rest of your body can’t function properly either. Unfortunately, heart disease is still the leading cause of death in adults in the … Continue reading Scientists Are Creating Miniature Hearts to Help Treat Heart Disease

Will You Be a Fitness Trendsetter This Year?

Credit: iStock Whether or not you made a formal New Year’s resolution—which may be waning by this time in January—it is never a bad time to begin a fitness program. Research has shown that regular exercise can improve your heart health, mental health, muscle strength, flexibility and plenty of other aspects of your health. Adding … Continue reading Will You Be a Fitness Trendsetter This Year?

Spotlight On: The Digestive System

Credit: iStock Most of us don’t think much about our digestive system unless it’s causing problems. An upset stomach, vomiting or even just a growling hungry tummy can draw our attention to this part of our body and make us wonder why it isn’t working quite the way it should. The digestive system is our … Continue reading Spotlight On: The Digestive System

Can Going Organic Cut Your Cancer Risk?

Credit: iStock As the new year starts, many people make resolutions about following a healthy diet. It may not seem important to choose between two different apples at the grocery store. They’re both apples and therefore healthy choices, you might say to yourself. But if one of those apples has been organically farmed, some research … Continue reading Can Going Organic Cut Your Cancer Risk?

Season’s Greetings from I Spy Physiology!

Credit: iStock I Spy Physiology is taking a short break for the holidays. We’ll be back in 2020 with more physiology news, facts and features. While we’re gone, check out these winter-themed posts: Is (Winter) Happiness in the Eye of the Beholder?Bring on Winter! (But Stay Safe and Healthy) And don’t forget to catch up … Continue reading Season’s Greetings from I Spy Physiology!

2019’s Most-read Posts

Credit: iStock The year—and the decade—is drawing to a close, and we’ve had another physiology-ful year on the I Spy Physiology blog. In 2019, we’ve explored how horses power themselves and how groundhogs survive the long winter, and we have highlighted the important breakthrough of a new treatment for cystic fibrosis. We’ve also continued to … Continue reading 2019’s Most-read Posts

Is (Winter) Happiness in the Eye of the Beholder?

Credit: iStock Long winter nights got you down? If you’re having trouble getting in the holiday spirit and these emotions feel more persistent as the season progresses, it may be time to talk to your doctor. For some people, this time of year triggers a type of winter depression called seasonal affective disorder (SAD). SAD … Continue reading Is (Winter) Happiness in the Eye of the Beholder?

Spotlight On: DNA and RNA

Credit: iStock At some point in your life, someone may have told you “You have your mom’s eyes” or “You have good genes.” Well, it all has to do with your DNA. Deoxyribonucleic acid (DNA) is made up of two long strands of genetic codes that are connected by four molecules. These molecules—two on each … Continue reading Spotlight On: DNA and RNA