Dehydration, sleep issues and certain foods can lead to an early morning headache
Déjà vu makes you feel like you’ve lived this moment before, even though that’s impossible — and it may have a neurological cause
Not all signals of physical pain actually make it to our brains — and you have some power over it
The neurological disease can make it hard for individuals to take care of themselves
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You may feel dizzy, or just lightheaded and unsteady
The good news is, it's usually only temporary