DASH stands for Dietary Approaches to Stop Hypertension "high blood pressure"
The DASH Diet can help lower your blood pressure and cholesterol levels, which is good for your heart.
It may help you lose weight because it’s a healthier way of eating. You won’t feel deprived.
You’ll have lots of vegetables, fruits, and low-fat dairy products while cutting back on fats, cholesterol, and sweets.
Source: https://www.webmd.com/cholesterol-management/ss/slideshow-dash-diet