Kannada actor Puneeth Rajkumar passes away

• Renowned Kannada film actor Puneeth Rajkumar died of a heart attack on Friday. Rajkumar (46) was admitted to a private hospital on Friday after he complained of chest pain.
• Puneet is the son of late actor Rajkumar and is popularly known as "Appu" among the audience. 
• Renowned television presenter Puneet started his career as a child artist. His name is included in the list of highest-paid actors of Kannada film industry.

Important Takeaways

About Heart 

• Average heart beats per minute: 72
• “Heart of heart”:  SA node
• Thickest wall of Heart: Left ventricle
• Blood enters into the heart: vena cava
• Stroke volume of an adult human heart: 70 ml