Signs and symptoms

Not all concussions are created equal. A new study has revealed nine early warning signs that a mild head injury might linger longer than expected, and why spotting them within hours could change recovery outcomes.

For decades, scientists have suspected that the voices heard by people with schizophrenia might be their own inner speech gone awry. Now, researchers have found brainwave evidence showing exactly how this self-monitoring glitch occurs.

A novel drug, evenamide, quieted overactive brain circuits in an animal model of schizophrenia, improving memory, social interaction, and dopamine balance, offering hope for tackling symptoms that current antipsychotics can’t touch.

Most people imagine a heart attack as a dramatic clutch-the-chest collapse. But a new study shows the common mental image of heart attack symptoms rarely reflects reality, and that misunderstanding could cost precious minutes when it matters most.

Doctors who dismiss or trivialize patients’ symptoms can cause long-lasting harm, according to a new study. This “medical gaslighting” can not only cause feelings of shame and anger but can also lead people to stop seeking medical help altogether.