Core strengthening. Improve your balance and stability.
D000009:Abdominal Muscles / Q000502:physiology; D015444:Exercise / Q000502:physiology*; D005260:Female; D006801:Humans; D008161:Lumbosacral Region; D018482:Muscle, Skeletal / Q000502:physiology; D004856:Postural Balance / Q000502:physiology*