Mic: This carry-on item can majorly affect how you feel after a long flight

Mic article on compression socks for travel

"Compression socks are widely available at this point — Stein noted you can get them at any medical supply store, but you can also buy them from all sorts of travel and retail companies (including companies like Vim & Vigr and Comrad, which have made a point of designing compression socks that look more cool than functional)."

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