if this is the case, then it should give you a reason to do even MORE reality checks during your waking life.
If your dreams are so real, how do you know you're not dreaming right now?
Constantly question your reality.

Also: Fail-Proof reality check: Reading text/numbers.
Your brain doesn't keep that info in memory while sleeping. Try it out. Make sure you read it, glance away, and read it again at least 3 times.