Muscular calf obesity can only be improved by injecting botulinum toxin. After injection, the muscle movement is inhibited and paralyzed, so as to achieve the effect of muscle contraction, and the effect is remarkable. It is the safest and best leg plastic surgery program at present. But with the change of time, botulinum toxin will be metabolized by the body, so it can be injected repeatedly, and each injection usually lasts for half a year to more than one year, which varies from person to person.