14-year-old girls want to slim their legs, as they are underage women, the preferred conservative methods, such as massage. Thighs fat, most of the reasons are due to too much fat caused, when the role of massage is to accelerate the blood circulation around the fat, so that the fat decomposition, metabolism accelerated. Calves can be massaged after exercise, because the calf muscle is more, massage after exercise can make the muscle relax, from the muscle up and down repeatedly massage, can make the muscle shape from block to strip. At this time, although the amount of muscle does not become less, but the shape will become more beautiful. If the effect of slimming the legs after the above methods is not particularly obvious, you can consider injecting slimming leg injections, also known as Botox. It is injected into the muscles of the legs, blocking the nerve to muscle nutrition and make the muscle gradually atrophy, will also make the legs thinner. It is generally recommended to inject over the age of 16, which is the next best option, the preferred method or conservative treatment to exercise and diet regulation.