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Why Do Headaches Happen After Crying? Science-Backed Reasons

Why Do Headaches Happen After Crying? Science-Backed Reasons

Crying offers emotional relief, but headaches often follow. As experts in physiology explain, several factors contribute to this common aftermath.

Key causes include:

1. Irregular Breathing During Tears

When crying, your inhales become shorter than usual, reducing oxygen intake. This leads to fatigue and can trigger headaches.

Read also: 'A better mood after a game of crying'

2. Elevated Heart Rate

Your heart rate can surge to 200 beats per minute, raising blood pressure and straining brain blood vessels.

3. Tense Facial Muscles

Crying engages facial muscles intensely, causing tension headaches. Adults often restrain themselves more than children, amplifying muscle strain.

4. Clogged Sinuses

Post-cry stuffiness clogs sinuses, mimicking cold symptoms and leading to significant headaches.