An athlete practices blood flow restriction during exercise. Photo credit: Michigan Tech University Department of Kinesiology & Integrative Physiology During the 2020 Summer Games in Tokyo, there were reports of elite athletes training while wearing inflatable cuffs around their muscles. American swimmer Michael Andrew, who won a gold medal in the 4x100-meter medley relay, used … Continue reading Blood Flow Restriction Exercise: Fad or Future?
2021’s Most-read I Spy Physiology Posts
Credit: iStock This year, as the pandemic continued, the lights of labs and classrooms switched back on as scientists and students returned to studying, working and researching in person. Our I Spy blog contributors wrote about a wide range of topics this year, including aging, the physiological effects of grieving, achieving optimal physical performance and … Continue reading 2021’s Most-read I Spy Physiology Posts
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
It’s Not Your Imagination: Women Have a Harder Time Losing Weight
Credit: iStock Obesity is a major health concern in the U.S. It is predicted that more than half of all adults living in the U.S. will be obese by the year 2030. A major problem with weight loss is that most people regain lost weight over the next year. Exercise has been shown to be … Continue reading It’s Not Your Imagination: Women Have a Harder Time Losing Weight
Can Your Blood Vessels Last Until 100?
Credit: iStock As life expectancy increases in the world, centenarians—people who have celebrated their 100th birthday—have become increasingly common. Scientists now have more data related to changes that accompany aging than ever before. One thing the data show is that cardiac (heart) muscle must stay strong and, most importantly, resistant to fatigue for our heart … Continue reading Can Your Blood Vessels Last Until 100?
Exercise Is Medicine: Staying Active during the COVID-19 Pandemic
Credit: iStock The coronavirus pandemic poses a global health threat. As we try to adjust to a new way of life with teleworking, remote learning and physical distancing, we are moving less and sitting more. This is a major concern because physical inactivity and increased sitting are risk factors for cardiovascular disease, obesity and diabetes. … Continue reading Exercise Is Medicine: Staying Active during the COVID-19 Pandemic
Beat the Heat with a Wet T-Shirt
Credit: iStock The summer of 2020 will go down in history books because of the novel coronavirus pandemic but also possibly for record heat and humidity across much of the U.S. In some areas of the country, cooling centers and public pools may not be open due to public health concerns. Indoor gatherings are discouraged … Continue reading Beat the Heat with a Wet T-Shirt
Spotlight On: Mitochondria
Credit: iStock You may remember learning about mitochondria, the “powerhouse of the cell” in science class. Mitochondria earned this nickname because of their ability to maintain the supply of a chemical called ATP that is our primary source of energy. Mitochondria help with almost every reaction in our body that requires energy, from contracting our … Continue reading Spotlight On: Mitochondria
Blood Pressure and Alzheimer’s Disease: Healthy Heart, Healthy Brain
Credit: iStock It’s important to monitor your blood pressure and keep it within normal levels to prevent life-threatening conditions such as heart disease and stroke. But you might not know that maintaining a normal blood pressure is also important for brain health and can help reduce the risk of dementia and Alzheimer’s disease. Over time, … Continue reading Blood Pressure and Alzheimer’s Disease: Healthy Heart, Healthy Brain
Your Brain During Microsleep
Credit: iStock If you’ve ever forgotten your morning cup of coffee and noticed yourself dozing off in the middle of the day, you might have experienced microsleep, a brief but very deep episode of drowsiness. Microsleep and regular sleep affect our bodies in similar ways, including changing our brain activity and decreasing how much attention … Continue reading Your Brain During Microsleep