Ask Smithsonian: How Do People Get Phobias? How can something like a tiny, harmless spider or a clown make your heart race and your palms sweat? And for the love of all things science, how can you ...
Exercise can lead to rhinitis (nasal inflammation) symptoms, such as sneezing, a runny nose, nasal congestion, or an itchy nose. Two common forms of rhinitis that can lead to a runny nose when ...
Take a guess - the answer might surprise you (01:20) Ask Smithsonian: How Long Can a Person Hold Their Breath? (01:32) Ask Smithsonian: What's the Point of Earwax? (01:06) Ask Smithsonian: When ...
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