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).
Type C has been found in humans, pigs, and dogs and causes either a very mild illness, or has no symptoms at all. It does not cause epidemics and does not have the severe public health impact that influenza types A and B do. The typical incubation period for influenza is 1 to 4 days, with an average of 2 days.Adults can be infectious from the day before symptoms begin through approximately 5 days after illness onset.Children can be infectious for. The incubation period of swine flu is one to 7 days. 2  People may be contagious from one day before they develop symptoms to up to 7 days after they get sick. 3  There are two influenza antiviral medications that are currently effective against H1N1 flu.