Others withdraw and isolate themselves. Some go out for a run to release built-up tensions. Then there are folks who veg out in front of the TV every evening. And while some are healthier or more constructive than others, all of them work to some extent or people wouldn't keep doing them. But let's go further.
Angry outbursts are a way that many people vent frustration.
Crying and laughing are also tension relievers. For a lot of people, worrying is a subconscious strategy that they use to deal with difficult situations. Often people use procrastination to put off unpleasant activities or situations. Most of what we do can be looked upon as a coping strategy, conscious or unconscious. But, as if that's not bad enough, many of our coping strategies are, in themselves, unhealthy.