What happens during heart bypass? What are the risks? Is it safe for a human?

Simple difference, An ECG checks your heart’s rhythm. An echocardiogram shows a live picture of your heart.

Yes, stress can cause heart palpitations because when you are stressed, your body releases a hormone called adrenaline which makes your heart beat faster. But, it could be something else too like too much caffeine or alcohol, certain medications, asthma inhalers, dehydration and other health issues.....

No, if your total cholesterol is less than 200 mg/dL, you generally do not need to worry too much about an increased risk of heart disease based on that cholesterol level alone. Here's a more detailed explanation: However, other factors also influence your overall heart disease risk, such as: ....