Hitting your target heart zone indicates that you are effectively boosting your cardiovascular endurance. When you maintain your heart rate within this optimal zone during exercise, it suggests that you are working at a level that improves your cardiovascular fitness, enhances endurance, and promotes overall heart health.
What does hitting your target heart zone indicate about your cardiovascular endurance?
that you're not exerting enough effort
that you're effectively boosting your cardiovascular endurance
that you need to slow down
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