Search Results: "histamine"

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15:02 Popular
Your Immune System: Natural Born Killer - Crash Course Biology #32

903 views / 0 likes - added 9 years ago

Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCour
03:20 Popular
Why Do Mosquito Bites Itch?

802 views / 3 likes - added 8 years ago

Why are mosquito bites so itchy? Stop scratching while Jessi explains! ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records
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03:05
What is Your Snot Saying?

593 views / 0 likes - added 7 years ago

Anna's Snot Video: https://www.youtube.com/watch?v=shEPwQPQG4I Subscribe! http://bit.ly/ACSReactions It’s peak cold and flu season, and mucus is making many of our lives miserable. But despite being a little icky, phlegm gets a bad rap. This germ-fighting
03:29 Popular
Why Do Allergies Make You Sneeze?

1,178 views / 0 likes - added 6 years ago

Do you suffer from allergies? Follow the dendritic cell and the entire Scientific American Allergy Orchestra to discover how allergens from pollen to pet dander can change the body’s tune. Transcript: Sneezy? Itchy? Perhaps your seasonal allergies have yo
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05:16 Popular
How Does Cold Medicine Work?

1,034 views / 0 likes - added 6 years ago

The cold medicine you picked up at the store involves some cool chemistry to treat your symptoms. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Olivia Gordo
04:38
What Do Allergies Do To Your Insides?

448 views / 0 likes - added 6 years ago

Have you ever wondered how allergies affect your body? Watch PLAY NOGGIN: https://www.youtube.com/watch?v=VOVbs-CUgGA Merch: http://www.keeponthinking.co/ Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin https://www.instagram.com/
03:25
Why Can't I Eat Peanut Butter?

541 views / 0 likes - added 5 years ago

Some people (maybe you!) can't eat certain foods because they're allergic to them. People can have an allergic reaction to almost any kind of food, or even other things, like bee stings! But all allergies have something in common: our immune system! -----
09:02
What Actually Causes Dandruff?

440 views / 0 likes - added 5 years ago

This fungus lives on your scalp and may affect the genes you express. Check out Head & Shoulders research on getting rid of dandruff: https://ve42.co/HS Animation by Pindex: https://ve42.co/pindex When I started this project, I wasn't sure what caused dan

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