Guess, what? According to Scientific American, blogging can actually be good for your health:
Self-medication may be the reason the blogosphere has taken off. Scientists (and writers) have long known about the therapeutic benefits of writing about personal experiences, thoughts and feelings. But besides serving as a stress-coping mechanism, expressive writing produces many physiological benefits.
Other benefits include:
No matter what you blog about, chances are you are helping others in some way. I am always thankful for my followers especially when they reach out to me and tell me how I have touched them in some way.
Blogging about your feelings can bring on relaxation, which helps you sleep better. Try blogging a little before bed.