Narcolepsy affects how you sleep and stay awake. You can feel very sleepy during the day and may suddenly fall asleep without warning. Narcolepsy symptoms can come and go or change over time. Some ...

Yes, people with OCD may find that their symptoms increase or decrease in severity from time to time. However, the symptoms do not typically go away entirely. Stressful life events or situations may ...

Patients with Parkinson’s disease rarely present to the clinic with the textbook signs — forward stooped posture, slow and rigid movements, or shuffling gait. Instead, the earliest indicators are ...

Ubrogepant, a drug approved for migraine treatment since 2019, can not only be far more effective if taken on the first pre-headache symptoms, a recent clinical trial has found, but according to the ...

In recent years, doctors and scientists are increasingly studying long-lasting illnesses that begin after someone recovers from an infection. Two of the most well-known examples are long COVID and ...