Progeria: Symptoms. Progeria is a disease that causes the rapid, early aging of the body. Infants born with progeria appear to be normal newborns, and symptoms generally do not occur until about two years of age. Symptoms include failure to thrive, which includes slow growth and poor weight gain, loss of body fat and aged-looking skin.
The most important duty of the president is to uphold the law and  rule the country in accordance with the laws of the country. The  president is also expected to protect th â¦ e freedom of his people.
His or her role is ceremonial; for example, In the U.K and Japan, the head of the state is a Monarch. In Germany, the President is elected as the Head of the state. The main role or duty of the Head of the State, involves attending political functions, exercising political powers, and legitimizing the state.