After age 14, girls' height begins to level off. The average height of a 16-year-old girl is 64 inches tall, while the weight is 119 pounds. From age 18 on, the height tapers off between 64 and 65 inches while the weight increases to about 130 pounds.t age four, they are 40 inches tall and weigh 36 pounds. By age six, boys are an average of 45 inches tall and weigh 46 pounds. 8-year old boys have an average height of 50 inches and weigh 56 pounds.
Swine influenza (swine flu or pig flu) is a respiratory disease that occurs in pigs that is caused by the Influenza A virus. Influenza viruses that are normally found in swine are known as swine influenza viruses (SIVs).
Influenza. H5N1 is a type of influenza virus that causes a highly infectious, severe respiratory disease in birds called avian influenza (or bird flu).5N1 infection in humans can cause severe disease and has a high mortality rate. If the H5N1 virus were to change and become easily transmissible from person to person while retaining its capacity to cause severe disease, the consequences for public health could be very serious.