In treating hypertension, which lifestyle modification is considered most effective?

Weight reduction is considered the most effective lifestyle modification in treating hypertension due to its significant impact on lowering blood pressure levels. Excess body weight is associated with increased blood pressure because it can lead to enhanced vascular resistance and changes in kidney function, which further contribute to hypertension.

Losing even a modest amount of weight can have a substantial effect; studies have shown that a reduction of 5 to 10 percent of body weight can lead to noticeable decreases in systolic and diastolic blood pressure. Additionally, weight loss can improve the effectiveness of antihypertensive medications and reduce the need for prescription drugs.

While regular exercise, stress management, and a low-fat diet can also contribute positively to blood pressure control, their individual effects on blood pressure may not be as pronounced as those achieved through weight reduction. These other lifestyle modifications can complement weight loss, creating a holistic approach to hypertension management, but weight loss remains a key factor in lowering blood pressure effectively.