Cerebrospinal fluid, or CSF^[1], is a clear, colorless liquid that plays a crucial role in maintaining the health and function of your central nervous system. It cushions the brain and spinal cord, provides nutrients and removes waste products.

Despite its importance, problems related to CSF often go unnoticed until something goes wrong.

Recently, cerebrospinal fluid disorders drew public attention with the announcement that...

The probability of any American having dementia in their lifetime may be far greater than previously thought. For instance, a 2025 study that tracked a large sample of American adults across more than three decades found that their average likelihood of developing dementia between ages 55 to 95 was 42%^[1], and that figure was even higher among women, Black adults and those with genetic risk.

Now, a great deal of attention...