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The heart is a muscular organ responsible for pumping blood through the circulatory system, supplying oxygen and nutrients to tissues and removing carbon dioxide and waste products. Here are some key points about the heart:

1. Anatomy of the Heart

Chambers: The heart has four chambers—two atria (upper chambers) and two ventricles (lower chambers). The right side of the heart pumps deoxygenated blood to the lungs, while the left side pumps oxygenated blood to the rest of the body.

Valves: Four main valves (tricuspid, pulmonary, mitral, and aortic) ensure unidirectional blood flow.

Coronary Arteries: These arteries supply blood to the heart muscle itself.

3. Cardiac Cycle

Diastole: The heart relaxes, allowing the chambers to fill with blood.

Systole: The heart contracts, pushing blood out into the arteries.

This cycle results in the familiar "lub-dub" sound of the heartbeat.

4. Heart Health

Maintaining heart health is crucial for overall well-being. Factors like diet, exercise, stress management, and not smoking can prevent heart disease.

5. Heart-Healthy Practices

Diet: A diet rich in fruits, vegetables, whole grains, and lean proteins supports heart health. Reducing salt, sugar, and saturated fats is also beneficial.

Exercise: Regular aerobic exercise strengthens the heart and improves circulation.

Routine Screenings: Regular blood pressure, cholesterol, and diabetes screenings can help detect and manage risk factors early.

Subjects

  • English Pre-KG, Nursery-Grade 12

  • Science Beginner-Intermediate

  • Urdu & Pak Studies Beginner-Intermediate

Experience

  • Orakzai (Jan, 2023–Present) at KP Education Monitoring Authority Peshawar
    I am an data collection and monitoring assistant

Education

  • M.Sc (Aug, 2015–Mar, 2018) from Allama Iqbal Open University Islamabad

Fee details

    Rs5–100/hour (US$0.02–0.36/hour)

    Easypaisa, jazzcash and bank account

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