[header] How to stop dizziness [title] Sit or lie down. [step] Dizziness or light-headedness usually hits when you are standing up or moving around. At the first signs of dizziness or light-headedness, sit or lie down immediately. 
This will usually help to relieve the spinning sensation and is safer in the event that you fall. [substeps] If you're sitting down, try putting your head between your legs.