Motion Sickness can strike suddenly, progressing from a feeling of uneasiness to a cold sweat, dizziness and then vomiting. It usually...

Thunderclap headache is a sudden, severe headaches peaks within 60 seconds and can start fading after an hour. Some thunderclap...

Myelin Sheath is a wrapping of myelin around certain nerve axons, serving as an electrical insulator that speeds nerve impulses to...

Stress and migraines often go hand in hand. You can't avoid daily stress, but you can keep it under control to help manage your...

Heatstroke may appear similar to heat exhaustion, but the skin may be dry with no sweating and the person’s mental condition worsens....

A stroke occurs when there’s bleeding into your brain or when normal blood flow to your brain is blocked. Within minutes of being...