14-year-old girls want to grow taller quickly, pay attention to a balanced diet, more physical exercise, to ensure adequate sleep. 1. Eat a balanced diet: girls at the age of 14 are usually at the peak of growth, it is recommended to eat more food with high protein content, such as: eggs, milk and so on. In addition, eat more vegetables and fruits to supplement vitamins and ensure adequate nutrition, which will help height growth. 2. More physical exercise: Regular physical exercise, especially running and jumping, will stimulate osteoblast activity and promote blood circulation, which will help the development of bones and muscles. 3. Ensure sufficient sleep: sleep is one of the important factors affecting growth and development. After sleep, a large amount of growth hormone will be secreted, which can promote bone growth. Most of the height is determined by genetic factors, balanced diet, physical exercise, sleep and other external factors can only help height growth, but will not produce miraculous results. If your height is far below the standard height, you are advised to seek professional advice from a doctor.