Credit: iStock Our heart tirelessly pumps blood through the body to nourish our tissues with oxygen and nutrients and to remove waste. The human heart has four chambers: the two upper chambers are the left and right atria and contract first. The two bottom chambers, called the left and right ventricles, contract second. The right … Continue reading Spotlight On: Heart Attack
Credit: iStock The Centers for Disease Control and Prevention reports that 1 in 10 people in the U.S. have diabetes. About 90 to 95% of people with diabetes have Type 2, meaning their body can’t process and break down food properly. This leads to higher blood sugar, increased circulating fatty acids and insulin resistance. Type … Continue reading The Not-so-Sweet Truth about Diabetes and Cardiovascular Disease
Credit: iStock The adage “should you listen to your heart or to your head?” describes making decisions based on emotions (heart) versus logic (head). While the saying signifies two different sides to a decision-making process, the link between the heart and head may be more connected than you think when it comes to disease. Heart … Continue reading Listening to Your Heart AND Your Head: Is There a Connection between Heart Health and Alzheimer’s Disease?
Credit: iStock More than half of all people in the U.S. are living with at least one chronic disease. Fortunately, physical activity and exercise can help manage symptoms and improve overall health. The U.S. Centers for Disease Control and Prevention recommends that adults living with chronic conditions engage in at least 150 minutes of moderate-intensity … Continue reading Want to Improve Your Health? Try Pedaling with One Leg Instead of Two
Credit: iStock Every year about 800,00 people living in the U.S. have a stroke. Stroke is a public health concern that costs the U.S. billions of dollars and remains one of the leading causes of death. A stroke is sometimes called a “brain attack” because it interferes with oxygen and glucose (sugar) delivery to the … Continue reading Spotlight On: Stroke
Credit: iStock Earth is a special planet for having an atmosphere that enables life to thrive. Our atmosphere surrounds our planet, which keeps us warm and contains oxygen for us to breathe. The atmosphere has different layers with different qualities and is where our weather happens. Weather refers to the state of the air and … Continue reading Climate Change Affects Our Health by Changing Air Quality
Credit: iStock Have you ever felt your heart skip a beat? This expression means something very different to a physiologist than when the average person says it. To better understand heart rhythm, it is essential to be familiar with the heart’s structure. The heart is organized into four chambers and is separated into an upper … Continue reading Hearts Skipping Beats: What Is an Arrhythmia?
Credit: iStock Did you know that some data suggest physical inactivity increases your risk of dying from any cause more than smoking? Although this argument is still debated, in theory, you could go for a run and have a cigarette and be less likely to die than someone who does neither (you still shouldn’t smoke). … Continue reading Physical Inactivity: We Got To Move It, Move It
American Physiology Summit attendees listen to research findings presented at the meeting. Scientists who study physiology gathered in Long Beach, California, last week for the inaugural American Physiology Summit—a brand-new conference dedicated to sharing discoveries on the cutting edge of bioscience. Studies highlighted at the Summit span from the effect of cannabis extracts on blood … Continue reading Physiology Helps You Protect Your Health
Credit: iStock According to the calendar, it’s spring—and depending on where you live, the trees may already be blooming as the temperatures begin to climb. If you live in a colder climate, don’t worry, your time will come for warmer days and balmy evenings. “What does spring have to do with physiology?” you may ask. … Continue reading Thinking about Spring