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.
Conditions we more often associate with skin, like psoriasis, can also cause brittle nails. Some companies sell vitamins that are meant to help strengthen nails, most notably using a b-complex vitamin called biotin, but there is very little evidence to suggest that these vitamins actually improve brittle nails.
Foods with Calcium or Protein. A lack of calcium can cause the nails to be brittle and dry. Calcium benefits the body most when it is absorbed along with vitamin D, so milk is a great source of calcium. Other calcium sources include yogurt, cheese and kale.oods with B Vitamins. A lack of B vitamins, specifically biotin and vitamin B-12, can make your nails dry and brittle. Consume carrots, tomatoes, leafy green lettuce, liver, peanut butter, nuts, peas, oatmeal and beans as sources of biotin.