What are emotions, and why do we have them? | HowStuffWorks
SIMILAR ARTICLES & IDEAS:
Hurricanes used to be tagged with random numbers, sometimes latitude and longitude numbers, and other times they were named after the place where they came ashore.
Now, the World Meteorolog...
Names are easier to remember than numbers and technical terms. It is easier for the media to report on, and for people to pay attention to, than if a hurricane was named, for example, Hurrican Two.
The placebo effect happens when a person takes medication that he thinks will help, but the medication has not been proven to be effective for the specific condition.
When people know what the result of taking a pill is supposed to be, they might unconsciously change their reaction to cause that result or report that result has taken place even if it hasn't.
However, studies show that a placebo doesn't trick the brain - the brain reacts differently to a drug than a placebo. A 2004 study showed that the expectation of pain relief causes the brain's relief system to activate.
Placebos are often used in clinical drug trials to determine how well a potential medicine will work.
Misophonia is characterized by strong negative emotions such as anger and anxiety in response to everyday sounds other people make. These sounds include humming, chewing, t...
Scientists do not fully understand misophonia but suspect it's caused by the way some people's brains process particular sounds and react to them.
Some studies found that the brains of people with misophonia showed hyperactivation of the salience network, a group of brain areas that direct our attention to important things in our surroundings. Trigger sounds send the salience network into an overdrive. Researchers found these brain areas are structurally more robust in people with misophonia.
There's a lot of similarity between people who experience misophonia, but also a lot of diversity.
Therapists use a variety of techniques that is often based on the symptoms. Those who experience fear and anxiety may respond to exposure-based treatments. Those who experience anger can learn to manage their distress through distraction or relaxation techniques.