1 Children gain on average between 30-40 pounds (13.5-18.0 kilograms) between age 11-14. 2  A child can gain 20 pounds (9 kilograms) or more in one year. 3  Girls gain weight first as a layer of fat all over the body and then more around breast, hip and thighs.s an adolescentâs growth velocity (speed) increases, they physically begin to thin out and the weight gain is adjusted on their bodies. Statistics on teenage height growth patterns: 1  The beginning of growth velocity is approximately 9 years old for girls and 11 years old for boys. 2  The growth spurt lasts 2-3 years.
If a person's immune system becomes unable to prevent the bacteria from growing, the TB becomes active. Of people who have latent TB, 5% to 10% (1 to 2 people out of 20) will develop active TB at some point in their lives. 1
Tuberculosis (TB) is a disease caused by a germ called Mycobacterium tuberculosis that is spread from person to person through the air. TB usually affects the lungs, but it can also affect other parts of the body, such as the brain, the kidneys, or the spine.ome people develop TB disease soon after infection, while others develop TB disease later when their immune system becomes weak. The general symptoms of TB disease include. 1  Unexplained weight loss. 2  Loss of appetite. 3  Night sweats. 4  Fever. 5  Fatigue. 6  Chills.