


Is there a link between yawning and pain?
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what causes excessive yawning
- Can stroke or brain tumors cause increased yawning?
- What parts of the brain are activated during a yawn?
- How does the sleep-wake cycle regulate yawning?
- What is the typical frequency of yawning in a healthy individual?
- Is yawning related to breathing patterns?
- What was the original purpose of yawning in our ancestors?
- Does the absence of stimulation lead to more yawning?
- Can excessive yawning be a sign of a sleep disorder other than narcolepsy?
- Do other animals exhibit contagious yawning?
- Can yawning occur in response to conflict or tension?
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