Related Clues:

• Subject of some infomercials
• Model's six-pack
• "I see" sounds
• Tchr.'s notation
• Muscles worked by crunches
• Focus of some gym reps
• Oohs and __
• Sculpted body parts
• Six-pack set
• What sit-ups strengthen
• Sch. attendance notation
• Belly muscles, for short
• Blood types, abbr.
• Exam room sounds
• Situps tone them