Motions sickness occurs due to the physiological imbalance between the eyes and inner ear when you travel. It triggers unpleasant feeling of nausea, vomiting, dizziness.
Euphoria is an exaggerated state of happiness and well-being that is beyond the normal emotional response expected for a given situation, due to various causes.
Post Traumatic Stress Disorder (PTSD), is a mental condition triggered by a traumatic event. PTSD treatment includes pyschotherapy, behavior therapy and medications.
Kleine Levin (KLS) or sleeping beauty syndrome is a rare neurological disorder that primarily affects young boys, marked by excessive sleep associated with hypersexuality. The rare sleep disorder has no definite treatment.