Carbohydrates, commonly called carbs, are one of the three major macronutrients in the diet, alongside protein and fat. They are found in foods such as grains, fruits, vegetables, beans, milk, and many processed foods. During digestion, many digestible carbohydrates are…
Carbohydrates are one of the body’s main sources of energy. The traditional terms “simple” and “complex” carbohydrates describe their chemical structure, but for nutrition, the food’s overall quality, fiber content, and degree of processing are often more useful than the…
Introduction Vitamin B1, also called thiamine, is a water-soluble B vitamin that has a central role in cellular energy metabolism (Schostak et al., 2023). Although the vitamin itself is relatively small, its active form participates in several reactions that allow…
Cells adapt to stress in several ways before injury occurs. Learn the four major cellular adaptations—hypertrophy, hyperplasia, atrophy, and metaplasia—and understand how atypia differs from normal cellular adaptation.
1. Learning Objectives After studying this topic, you should be able to: 2. Normal Cellular Homeostasis A normal cell continuously adjusts its structure and function to maintain a relatively stable internal environment called homeostasis. Cells must maintain: When cells encounter…
Meeting the Nutritional Needs of Growing Children Kids are in a constant state of building — bones, muscles, brain tissue, immune defenses — and what they eat during these early years has a direct impact on how well that construction…
How to Stay Nutritionally Balanced on a Busy Schedule Time is the one resource most people feel they never have enough of, and eating well is often the first thing that gets sacrificed when life gets hectic. But staying nutritionally…
How a Healthy Diet Reduces the Risk of Heart Disease Heart disease is still the leading cause of death worldwide, but here’s the good news — what you eat every single day has an enormous impact on whether your heart…
Carbohydrates are the three macronutrients necessary for the proper human body operating together with proteins and fats. They are the main energy source of the human body, which is used to power all activities, from simple daily schedules to strenuous…
Carbohydrates make up the main source of energy in your body. No matter if you are eating a slice of bread, a bowl of pasta, or a piece of fruit, your organism will break down the sugar from these foods…
