why do I feel dizzy when I talk too much

Feeling dizzy when talking too much could be caused by a few factors:

1. Hyperventilation: Talking a lot and quickly can lead to over-breathing, which can cause a drop in carbon dioxide levels in the blood and potentially lead to symptoms like dizziness.

2. Dehydration: Talking a lot can sometimes lead to not drinking enough fluids, which can result in dehydration and dizziness.

3. Fatigue: Talking too much can be mentally and physically exhausting, which can lead to fatigue and dizziness.

4. Anxiety or stress: If talking too much is causing anxiety or stress, this can also result in dizziness as a physical symptom.

If you frequently experience dizziness when talking too much, it may be a good idea to speak with a healthcare provider to rule out any underlying medical conditions. Ensuring proper hydration, breaks in between conversations, and practicing relaxation techniques can also help alleviate symptoms.