Yawning is not an infectious disease but is contagious | Yawning occurs when the person is tired or bored
Yawning is not an infectious disease. But it is true that it is contagious. Even the fetus in the mother’s womb will also yawn. Generally any human will yawn at times of feeling tired or bored. Some times yawns would come when the body is joyful. Still the reason for yawning remained as a secret. Recent experiments have proved that feeling of less oxygen content in the body is not the reason for yawning. If anyone yawns, then almost half of the people surrounding him will yawn. Scientists say that those who have the character of feeling pity on others, would be influenced yawning easily.
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