Sehat Talk with Isha Bhatia Sanan, Ep. 21: Blood pressure and heart attack explained

आज कल बहुत लोगों के घर में ब्लड प्रेशर की मशीन होती है. इसमें दो रीडिंग आती हैं. नॉर्मल होता है 120/80. लेकिन ये 120 और 80 है क्या?

In this video:
00:10 Who invented the stethoscope?
00:36 The story behind the invention of the stethoscope?
01:30 How does the human heart work?
01:53 How many times does the heart beat per minute?
02:30 Why does the heart beat?
03:20 How much does the heart work in a day?
03:40 How much does the heart beat in a lifetime?
04:10 How to understand blood pressure readings?
04:50 What is systolic and diastolic blood pressure?
04:58 What is the reason for high blood pressure or hypertension?
05:50 What is the reason for breain stroke and heart attack?
06:10 Symptoms of hypertension or high blood pressure?
06:36 Can hypertension be treated with medicines?
07:10 What does hypertension mean?
07:32 Why do pregnant women have low blood pressure?

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