Anxiety is a normal, healthy response in the human body, but when it interferes with daily life it can become a disorder. Learn about anxiety's symptoms and biochemistry -- and how you treat it -- in this classic episode of BrainStuff..
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

How Did Beer Help Sell the Myth of Custer's Last Stand?
10:08

How Does Bioluminescence Work?
12:15

How Is Maillardet's Automaton Still Wowing Us After 200 Years?
09:28