Nutrition and its importance
Nutrition: Nutrition is the science that studies how living organisms obtain and use food to support every aspect of their lives. It involves understanding the various nutrients in foods, how the body uses nutrients, and the relationship between nutrition, health, and disease. Nutrition includes eating, digestion, absorption, transportation, assimilation and excretion of food. Key Components of Nutrition 1. Macronutrients: • Carbohydrates: Carbohydrates are important macronutrients that provide energy to the body. They are found in foods such as grains, fruits, vegetables and legumes. Carbohydrates are broken down into glucose, which nourishes the brain and supports brain functions. They exist in simple (sugar) and complex (starch, fibre) forms. • Proteins: Protein is an important macronutrient composed of amino acids that are important for building and repairing tissues, enzyme and hormone production, and supporting the immune system. Protein is found in foods such ...