This document defines hypertension as an abnormally high blood pressure with a systolic pressure over 140 mmHg or diastolic pressure over 90 mmHg. It discusses the types of hypertension as primary (90-95% of cases, no identified cause) or secondary (5-10% of cases, with an exact cause). Causes of hypertension include heredity, diet, stress, obesity, alcohol, smoking and lack of exercise. Management involves lifestyle modifications like maintaining a healthy weight, reducing salt, increasing potassium, exercising, managing stress, limiting alcohol and caffeine, quitting smoking, and regular blood pressure monitoring. The document notes that if left uncontrolled, hypertension can significantly impact one's quality of life through reduced work performance,