Category Nuances for exercise_testing:

• noninvasive,
• cardiac,
• functional,
• special,
• physiologic,
• additional,
• investigative,
• specialized,
• abnormal,
• diagnostic,
• current,
• simple,
• invasive,
• sensitive,

Simple Categories for exercise_testing:

• investigation,
• analysis,
• examination,
• study,
• measure,
• procedure,
• testing,
• service,