A combination of factors may be involved. Possible causes of persistent stuttering include: 1  Abnormalities in speech motor control. Some evidence indicates that abnormalities in speech motor control, such as timing, sensory and motor coordination, are implicated.  Genetics. Stuttering tends to run in families.
Do Plank Exercises Work? The plank is an exercise that works the bodyâs core, specifically the abdominal muscles and lower back. The exercise is traditionally performed as part of yoga and Pilates regimens but is effective for anyone looking to improve core strength and balance.
An intermediate-level Pilates exercise, the side plank on the elbow requires you to support your body weight on your forearm and the side of one foot. Considerable core strength is needed to keep your hips from sinking toward the floor.he side plank primarily works muscles in your core. It strengthens abdominal and back muscles, particularly the transversus abdominis, rectus abdominis, obliques and quadratus lumborum.