What does a weak heart mean?

Related questions

1. What is the medical term MVP mean?
2. Is Barlow's Syndrome dangerous?
3. How long can you live with endocarditis?
4. What is Barlow's disease?
5. Is MVP hereditary?
6. Is a heart murmur dangerous?
7. Can heart problems cause sweating?
8. What does MCP stand for in medical terms?
9. What causes MVP?
10. Are migraines a sign of heart problems?

Tags

1. #throughout
2. #workload
3. #cannot
4. #muscle
5. #blood
6. #efficiently
7. #circulate
8. #thickened
9. #becomes
10. #signs
11. #enough
12. #heart
13. #include
14. #definition
15. #symptoms
16. #oxygen
17. #failure
18. #stiff