Medications

Ketamine's effect on depression may hinge on hope

In study after study, the psychoactive drug ketamine has given profound and fast relief to many people suffering from severe depression. But these studies have a critical shortcoming: Participants usually can tell whether ...

Cardiology

Big study casts doubt on need for many heart procedures

People with severe but stable heart disease from clogged arteries may have less chest pain if they get a procedure to improve blood flow rather than just giving medicines a chance to help, but it won't cut their risk of having ...

Medications

Re-framing the placebo effect and informed consent

(Medical Xpress)—Imagine that your doctor knows from evidence-based studies that if he tells you about certain, small side-effects to a particular drug, you are significantly more likely to experience that side effect than ...

Neuroscience

Placebo sweet spot for pain relief found in brain

Scientists have identified for the first time the region in the brain responsible for the "placebo effect" in pain relief, when a fake treatment actually results in substantial reduction of pain, according to new research ...

page 2 from 16