Girls fierce growth height omens have often feel hungry, because the bone growth needs sufficient nutrition, in order to promote the body to increase height, it is best to eat more calcium food, such as you can eat soy products, shrimp, while it is recommended to eat more ribs and so on. Growing taller at night when sleeping is prone to the feeling of feet stepping on air, pain in the joints of the legs, such as the emergence of foot and neck pain, knee pain, in addition to sore legs and weakness. The first time is at the age of 3-6 years old, the second time is at the age of 12-18 years old, these two periods of time is the key period of height development, need to strengthen the diet and nutrition, while it is recommended that more sunshine to promote calcium absorption, but also appropriate exercise, the best running, dancing, etc.. If the height is relatively short may be a lack of nutrition, may also be a lack of growth hormone and so on.