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Working Out: How Long to Wait. If you have a workout routine that is scheduled for a few times a week, try to wait at least 48 hours after getting your tattoo before you work out. However, if you are in training or cannot function without a daily workout, you can cut the time to 24 hours.
After getting tattooed, you should try to wait at least 48 hours before you shower to give your new tattoo time to form a protective barrier, but sometimes it's unavoidable. For the first week or so - especially the first few days - after getting your new tattoo, you will need to follow specific rules in the shower.