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Part of keeping your tear film healthy is keeping your body well hydrated. Remember to drink at least 8 glasses of water a day, and try to limit your caffeine intake.
Dehydration is especially a risk while flying... don't forget to pack a couple of bottles of water in that carry-on along with your artificial tears.
Dehydration is especially a risk while flying... don't forget to pack a couple of bottles of water in that carry-on along with your artificial tears.