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.
Barack Obama is so important because he is the first black president for the United States. He also makes a change and he is the leader of our country! If you ask me Barack Ob â¦ ama made and is still making a huge impact on the United States of America! 9 people found this useful.