In order of tradition and value, 1)weaves, 2) tie dyes, 3) batiks, and 4) industrial prints represent the four types of cloth Africans use to make clothing. Woven Cloth. This is the oldest and most valuable type of fabric in Africa. It is also the most time-consuming to make.
medical Definition of orthoptics : the treatment or the art of treating defective visual habits, defects of binocular vision, and muscle imbalance (as strabismus) by reeducation of visual habits, exercise, and visual training
An orthosis (say: or-THOH-sis) is a medical device that is designed to support or treat people who have problems with their muscles, bones, or joints. At this time in your life, your body is growing quickly. This rapid growth increases the risk that the curves in your spine will get larger too. A spinal orthosis is a back brace that is designed to hold your spine in place and decrease the chance that the curve in your spine will become worse as you grow. By wearing a spinal orthosis, 80% (8 out of 10) of curves will stay the same size. Some curves may get smaller.