Graduated Compression Socks
The pressure of the garment, measured by millimeters of mercury, is greatest at the ankle and decreases as it goes up the leg to help blood fight gravity. Different pressure strengths serve different needs, Wu said: People who experience mild leg swelling from prolonged sitting or standing, traveling, pregnancy or sports may find relief with over-the-counter compression stockings with mild 15-20 mmHg; people with moderate leg swelling, heavy legs or varicose veins might need compression of 20-30 mmHg; more severe vein ailments might require compression garments up to 60 mmH