Your body uses glucose—a simple sugar—as an important source of energy. The concern is not the naturally occurring sugar in an apple or a glass of milk. It is the large amount of added sugar that can quietly accumulate through sweetened drinks, desserts, flavored coffees, condiments, cereals, snack foods, and other processed products. Understanding the difference can help you make informed choices without guilt, extremes, or giving up every food you enjoy.

Fiber is a type of carbohydrate found primarily in plant foods that your body cannot completely digest. Instead of being broken down and absorbed like other carbohydrates, fiber travels through the digestive system, where it performs several important jobs. There are two main types: Soluble fiber dissolves in water and forms a gel-like substance in the digestive tract. It can help slow digestion, support healthy cholesterol levels, and reduce rapid blood sugar spikes.

When you think about health and fitness, you probably think about exercise, nutrition, sleep, and stress. But there’s another major player working quietly behind the scenes every day: your gut microbiome. Inside your digestive tract live trillions of microorganisms—including bacteria, fungi, and other microbes. Together, they make up what we call the gut microbiome. And while these organisms may be microscopic, their influence can be surprisingly large.

When people think about building muscle or getting enough protein, chicken, beef, eggs, and protein shakes often come to mind. But here’s the truth: plants can be powerful protein sources too. Whether you’re vegetarian, vegan, flexitarian, or simply looking to add more nutrient-dense foods to your meals, plant proteins offer an impressive combination of protein, fiber, vitamins, minerals, and antioxidants that support your overall health.

Your brain and your gut are in constant communication, and when stress levels rise, your digestive system often feels the impact first. Scientists even refer to the gut as our “second brain” because of the remarkable connection between the digestive tract and the nervous system. Let’s explore why stress affects your gut—and what you can do to help both feel better.

Although your body only requires them in small amounts, micronutrients play a vital role in nearly every bodily function—from producing energy and strengthening your immune system to maintaining healthy bones, muscles, and brain function.