The authors conclude that damage to the brainstem associated with infection may help explain some of the symptoms of long COVID. Following infection with SARS-CoV-2, the virus that causes COVID-19, ...

The brain stem is a portion of the brain made of four distinct sections: the diencephalon, mesencephalon, pons, and medulla oblongata. Each of these sections has associated functions which are vital ...

Magnetic resonance imaging (MRI) is a technique using magnets, radio waves, and a computer that produces images of soft tissues in the body, like muscles and organs. Unlike some other imaging tests, ...

When the hair rises on the back of your neck through a process called piloerection or something hurts so much your primitive response prompts you to run away, your body can completely block out pain ...