English Meaning: The name Cliff is an English baby name. In English the meaning of the name Cliff is: River ford near a cliff. American Meaning: The name Cliff is an American baby name.
Core exercise is any exercise that works any part of your trunk to your pelvic region. When most people tell me they want to work on their core, this means they want to work on their abdominal muscles. The abs aren't the only part of your core as so is your back and spine.
Shore up your core. The plank is one of the best exercises you can do for your core because it builds isometric strength to help sculpt your waistline and improve your posture.