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.
In addition, the president has the weighty role of commander in chief of the armed forces. As the nation's chief executive, the president oversees foreign policy, making treaties with foreign nations and appointing ambassadors to other nations and to the United Nations, and domestic policy, dealing with issues within the United States, and economic.