Do compression socks actually work and should you wear them on the airplane? Doctors explain compression sock benefits for heart health and when to wear them.

When shopping for compression socks, you’ll probably notice a number between 15 to 30 and “mmHg,” which stands for millimeters of mercury. The higher the mmHg, the more compression.

The 20-32 mmHg compression is effective in ... so be sure to check the sizing chart before purchasing. Compression socks come in a variety of styles and colors, so you can choose a pair that ...

This brand offers a somewhat unique sizing range ... 30 mmHg), extra firm (30–40 mmHg), and RX (40–50 mmHg). Most running compression socks fall into the mild to firm range—the RX range ...