Is it dangerous for a person having 30% heart pumping power? If yes, then how can it be cured?

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: ....

You can listen as well as you can see your baby's heart beat in your first TVS scan(Transvaginal Scan) at the sixth week with the help of  a Doppler at your doctor's appointment. Normally a baby's heart start to beat at six weeks. In any case, if you miss your TVS done in the early days of your preg....

People with heart conditions should avoid oily food. But for consumption in regular diet, peanut or groundnut oil can be used for cooking, in moderate amount.