Medically reviewed by Sameena Zahoor, MDMedically reviewed by Sameena Zahoor, MD The meninges of the brain and spinal cord are three layers of membranes: the dura mater, arachnoid mater ...

The tumor grows from the meninges, the membranes (thin layers of tissue) surrounding your brain and spinal cord. Most meningiomas are noncancerous. Meningiomas typically grow slowly, so symptoms ...

Medically reviewed by Josephine Hessert, DO Meningitis can be contagious, and people with weak immune systems are especially ...

Researchers have discovered that the SARS-CoV-2 spike protein persists in the brain and skull bone marrow for years after ...