Girls usually begin to grow around the time that they hit puberty. When it does come, you might get a spurt where you grow quickly or slowly. Most girls reach their full height around the age of 14 years old to 15 years old, when puberty ends (which is around the ages of 8 years old and 13 years old, commonly 11 years old).
The classic smoker's cough<span> only indicates that your lungs are irritated. However, that irritation does put you at risk of developing other infections because bacteria and viruses can take hold more easily when your lungs aren't healthy.</span>
The endocrine system consists of several glands, including the pituitary gland and hypothalamus in the brain, adrenal glands in the kidneys, and thyroid in the neck, as well as the pancreas, ovaries and testes. The stomach, liver and intestines also secrete hormones related to digestion.