Importance of Water for Health The subject of water and health is vital. Humans can live for 5 minutes without breathing, 6 days without drinking water, and 40 days without eating. Water is the most critical food for life. Depending on age and gender, approximately 65% of an individual is water, although it varies in small amounts. When evaluated based on an adult weighing 70…
Roles and Functions of Fats in the Body 1. Most lipids are the building blocks of the human body. (The concept of lipid is a broad concept that includes fats, oils, fatty acids, phospholipids and steroids. For detailed information on lipids, see Lipids; Classification, Fatty Acids, Fats, and Oils) 2. Fats are the body’s energy reserves. Excess calories ingested are stored as fat. For example,…
Roles and Functions of Proteins in the Body 1. Proteins are the building blocks of the cell, which is the smallest living unit of living organisms. 2. Proteins are involved in the structure of body tissues. They are used in the repair of tissues. 3. All enzymes and most hormones have proteins in their structure. 4. Proteins have transport and storage functions in the body.…
Functions of carbohydrates in the body There are two types of carbohydrates: digestible and indigestible. The body provides energy from digestible carbohydrates. Indigestible carbohydrates, known as dietary fiber, do not give energy to the body but positively affect digestion. In short, carbohydrates have three main functions in the body. The compound that we can call the body’s primary fuel is glucose. (For detailed information about…
What is Food? Food is defined as “any kind of edible, nutritious substance” in dictionaries. Of course, this definition is not sufficient to describe foods. According to this definition, there is no drinkable food available. Similarly, drugs can also qualify as food according to this definition. However, medicines are not food. On the other hand, there is no clear and standard definition of food in…