Summary
Exercise won't improve a heart badly damaged and in failure, a study warns, but local providers say benefits remain.
About 5 million Americans have heart failure, a condition that occurs when the heart muscle weakens over time and can no longer pump effectively.See the full content of this document
Extract
Heart Experts Still Applaud Exercise
Congestive heart failure kills more than 300,000 Americans and accounts for 1 million hospitalizations...
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