Category Nuances for back_problem:

• musculoskeletal,
• orthopedic,
• chronic,
• medical,
• skeletal,
• joint,
• episodic,
• common,
• unpleasant,
• special,
• debilitating,
• neurological,
• costly,
• functional,
• minor,
• healing,

Simple Categories for back_problem:

• condition,
• situation,
• power,
• problem,