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You're reaching for a second cup of coffee.

If so, don't forget to drink plain water, too. Few recommends matching the amount of coffee or tea you're drinking with H20. "It's a great way to stay on top of your hydration," says Few. If you already realize you don't drink enough water, know that skimping on H20 can be aging. Not only can skin be drier as a result, but "your pores may also be more visible because your skin isn't as supple," Few adds.