Mild (gradient 20 mm Hg)	Low static/moderate dynamic sports (baseball, tennis, or volleyball), low dynamic/moderate static activities (diving or equestrian activities)
No LVH, no symptoms
Moderate
Mild LVH, no symptoms
Severe
Severe LVH, symptoms
Full participation in recreational and competitive sports	No competitive, limited recreational sports

LVH, left ventricular hypertrophy.