Diagnosis of serotonin syndrome is based on clinical presentation and history of serotonergic-agent use. No laboratory or radiological test is available to confirm the diagnosis. Sternbach (1991) ...

Neuroleptic malignant syndrome (NMS) is a rare neurological condition associated with the use of antipsychotic medications. Autonomic dysfunction, or damage to the nerves that control involuntary ...

Muscle rigidity is very common, and it can be uncomfortable. You can have stiff and tense muscles due to various causes—such ...

Parkinson’s disease is a disorder of the central nervous system that gets worse over time with no cure. Because it targets the nervous system, it impairs movement. ‌Rigidity is one of the leading ...

Complications from stiff person syndrome, a rare neurological condition that causes spasms and muscle rigidity, have caused singer Celine Dion to cancel her “Courage World Tour” dates through 2024, ...

Stiff person syndrome (also known as SPS, Moersch-Woltman syndrome, and stiff man syndrome) is a very rare condition that can cause your muscles to become rigid or spasm. This is a progressive ...

This post was written with a contribution from Margaret Heaton-Ashby, LMFT. Your nerve cells are constantly in a state of production to create the chemical serotonin, which is made from the essential ...

Serotonin syndrome is a preventable, drug-related complication that results from increased brain-stem serotonin activity, usually precipitated by the use of one or more serotonergic drugs. Its ...

This post was written with a contribution from Margaret Heaton-Ashby, LMFT. Your nerve cells are constantly in a state of production to create the chemical serotonin, which is made from the essential ...