Every once in a while I will feel lightheaded and it makes me terrible sometimes pass out. want this to happen at school or something. So what do i when im suddenly lightheaded?

Here are some steps you can take when you feel lightheaded:

- Stop what you are doing and sit or lie down. This will help to increase blood flow to your brain. Sit with your head between your knees to promote blood flow to your head and allow gravity to help move blood more easily from the legs back to the heart.

- Take some deep breaths. Inhaling deeply through your nose and exhaling slowly through your mouth can help to slow your heart rate and increase blood pressure.

- Drink some cold water. Drinking cold water can help to stimulate the vagus nerve, which can help to slow down your heart rate and improve blood pressure.

- Loosen any tight clothing. Tight clothing can restrict blood flow to your brain and make you feel lightheaded.

- Apply a cold compress to your face or neck. This can help to cool down your body and reduce the feeling of lightheadedness.

- Wait 20 minutes and if you still feel lightheaded, see a doctor.

To prevent lightheadedness in the future, you should:

- Eat small meals throughout the day to keep your blood sugar levels stable.

- Drink plenty of fluids, especially water.

- Get regular exercise.

- Avoid alcohol and caffeine.

- Get enough sleep.

- If you have any medical conditions, such as anemia, diabetes, or heart disease, talk to your doctor about ways to manage your condition and reduce your risk of feeling lightheaded.