Physical education is a unique aspect of education in that it provides the only. instruction for students in the development and maintenance of positive attitudes, essential knowledge and physical skills. The contribution of physical education is to.
1 Kidney disease can cause a build-up of nitrogen waste products in the blood, which can damage nails. 2  Liver disease can damage nails.  Thyroid diseases such as hyperthyroidism or hypothyroidism may cause brittle nails or splitting of the nail bed from the nail plate (onycholysis).
Nails Vitamin Deficiency. The color of your nails can often give you an indication of the condition of your health. In fact, a doctor can tell if you have a certain disease or condition just by looking at your fingernails. Discoloration of nails and brittleness could be caused due to the vitamin deficiency. Brittle nails could also arise due to constant exposure to water and detergents. The best way to avoid brittle nails is to make sure that you provide your body with sufficient nutrition.