The hypothalamus relays the signal neurally and hormonally, setting off the stress ... anxiety? Some types of brain imaging, such as CT scans and magnetic resonance imaging (MRI), take static ...

Credit: Getty Images But if you had to take a beat and pinpoint exactly which of the three you were feeling, could you? Worry, stress and anxiety are all different, although related, responses and ...

(Photo Credit: iStock/Getty Images) If you have social anxiety disorder (SAD), also known as social phobia, the stress of these situations is too much to handle. You might, for example, avoid all ...