1 Your heart rate. 2  Your heart rate offers a more objective look at exercise intensity. 3  In general, the higher your heart rate during physical activity, the higher the exercise intensity.
Major uses of cotton fibres. Source: Adapted from: Cotton Facts, International Cotton Advisory Committee (ICAC), 2003. The major end uses for cotton fibre include wearing apparel, home furnishings, and other industrial uses (such as medical supplies). The cotton fibre is made primarily into yearns and threads for use in the textile and apparel sectors (wearing apparel would account for approximately 60% of cotton consumption).
Cotton is a lightweight fabric made from the plant of the same name. Cotton has been a product used in clothing and other materials for centuries, even playing a major part in slavery in the United States. Today, cotton can be found in almost every type of clothing, including polo shirts.