A headache when lying down can result from various causes, including changes in cerebrospinal fluid pressure, nasal congestion, and brain tumors. Identifying the underlying cause is important, as ...

A runny nose often results from common ailments but can sometimes indicate a cerebrospinal fluid (CSF) leak, which poses ...

The increase in volume over-fills the limited space in your skull and puts pressure on your brain. One key symptom of increased intracranial pressure may be a bad headache. ICP is a medical emergency.

More information: Gustavo Frigieri et al, Machine learning approach for noninvasive intracranial pressure estimation using pulsatile cranial expansion waveforms, npj Digital Medicine (2025). DOI ...

Intracranial hypertension (IH) is a condition in which pressure builds in the fluid around the brain. Here’s what you should know about IH, the symptoms, and what treatments may help. Your brain ...

As translaminar pressure difference is calculated by subtracting ICP from IOP, the lower the intracranial pressure measure, the higher the TPD. Thus, in normal-tension glaucoma, lowered ...

Idiopathic intracranial hypertension is caused by a buildup of cerebrospinal fluid (CSF) in the skull. Intracranial buildup of CSF can cause symptoms like pressure, pain, and vision changes over time.

Some causes of head pressure and dizziness include allergies, ear infections, and high blood pressure. Learn more about the causes and how to treat them here.

A person with typical intracranial pressure levels may also experience tinnitus. However, this link between IIH and tinnitus may explain why some people’s tinnitus worsens when lying down.