There are various reasons for head swelling and pain when squatting, such as postural hypotension, hypertension, cervical spondylosis, craniosynostosis, etc. Long squatting may appear postural hypotension, followed by insufficient blood supply to the brain, which leads to dizziness and head swelling. Cervical spine disease is also a major cause of dizziness, mainly due to long-term posture or poor sleeping posture, resulting in cervical spine hyperplasia, tightening of the neck muscles, arterial blood supply is blocked so that the cerebral blood supply is insufficient, resulting in dizziness, head distension. Hypertensive patients are also prone to squatting dizziness, head distension, mainly due to compression of blood vessels. Women who are anemic and weak are prone to transient hypotension when squatting and getting up, which can cause dizziness and head swelling. Cranial lesions such as cerebral ischemic lesions, cerebellar lesions, intracranial tumors, traumatic brain injury and other diseases can cause dizziness, head swelling symptoms, long squatting will aggravate dizziness, head swelling symptoms.