Related Clues:

• Stabilizing muscles
• What your core covers
• Focus for a core workout
• Trunk ultimately cut roughly
• Fitness centers?
• Muscles worked by side planks
• Core muscles, in brief
• "Six-pack"
• Many a classical statue, now
• Muscles that get 'crunched' in crunches
• Body part temperature given approximately
• Organ section?
• Auto safety feature preventing skidding, for short
• Visitor somehow carrying trunk
• Flutter kicks work them