Credit: iStock During space travel, astronauts are exposed to a lack of gravity. This affects their physiology in different ways, including cardiovascular and musculoskeletal deconditioning, eye changes and immune dysfunction. However, less is known about the effects on the digestive system from spaceflight exposure. It’s important that we understand more about these effects because the … Continue reading Space Travel Helps Us Learn about Our Gut
Spotlight On: Microbiome
Credit: iStock Over the past decade, studies around how bacteria influence our health have gained attention. The human microbiome is a community of bacteria, viruses, fungi and other multicellular microorganisms. These little “bugs” exist in our gut, on our skin, on our computers and desks, and even on the foods we eat. The elements of … Continue reading Spotlight On: Microbiome
Are Prebiotics the New Probiotics?
Credit: iStock Chances are you’ve heard of probiotics: microorganisms found in yogurt and other fermented foods and supplements that are touted for their ability to help the gut stay healthy. But the precursor to probiotics, called prebiotics, may be the next big thing in eating healthy. The human body is made up of trillions of … Continue reading Are Prebiotics the New Probiotics?
Gut Health: You May Lose More than Your Luggage When You Travel
Discussing digestive function, or “gut movement,” at the dinner table may be uncomfortable, but moving—or not moving—your bowels can be equally painful. Regular bowel movements, constipation and diarrhea are influenced by many daily activities, including when you eat your meals. Throw travel across several time zones into the mix and you may be in for … Continue reading Gut Health: You May Lose More than Your Luggage When You Travel
Four More Reasons Why You Should Exercise Regularly
You may know that being physically active can lower your risk of heart attack and stroke. Exercise also helps prevent age-related declines in muscle size and aerobic capacity. Aside from the well-known benefits of regular exercise on leading a long and healthy life (also known as the healthspan), there are other important advantages that may … Continue reading Four More Reasons Why You Should Exercise Regularly
Food, Friend or Foe: How Our Gut Recognizes Good from Bad
Think about the last time you ate an apple—from the apple’s perspective. Pulverized in your mouth and dunked in a cauldron of stomach acid, the fruit slowly passed through the intestine before its final, unceremonious exit. Digestion is a wild, wacky journey. Scientists study how the body can both absorb life-sustaining nutrients and keep out … Continue reading Food, Friend or Foe: How Our Gut Recognizes Good from Bad
How Consuming Bacteria Keeps Us Healthy
If you've ever been told to eat yogurt or drink buttermilk after taking antibiotics for a bacterial infection, the suggestion might not make sense. The reason for consuming yogurt or buttermilk is to replenish the body’s bacteria that were killed by the antibiotics. But why would we intentionally introduce bacteria after we got sick from … Continue reading How Consuming Bacteria Keeps Us Healthy