TED-Ed

Dig into what biological factors influence hair growth, how it can change as you age, and how to take control of your scalp. -- At age 44, Xie Qiuping cut her hair for the first time in over three decades. Her impressive locks extended over 5 meters — earning the Guinness World Record for the world’s longest hair. But even with this record-setting feat, her hair might not have reached its maximum possible length. So, just how long can human hair actually grow? Maksim Plikus digs into what factors influence hair growth. Lesson by Maksim Plikus, directed by Matt Partridge. Support Our Non-Profit Mission ---------------------------------------------- Support us on Patreon: http://t.ted.com/nlVpzFN Check out our merch: http://t.ted.com/upNeDi3 ---------------------------------------------- Connect With Us ---------------------------------------------- Sign up for our newsletter: http://t.ted.com/R7iMQzr Follow us on Facebook: http://t.ted.com/NKcsscO Find us on Twitter: http://t.ted.com/nXsWmpA Peep us on Instagram: http://t.ted.com/zuDVFXP ---------------------------------------------- Keep Learning ---------------------------------------------- View full lesson: https://ed.ted.com/lessons/how-long-can-hair-grow-maksim-plikus Dig deeper with additional resources: https://ed.ted.com/lessons/how-long-can-hair-grow-maksim-plikus/digdeeper Animator's website: https://www.mattpartridgeanimation.com ---------------------------------------------- Thank you so much to our patrons for your support! Without you this video would not be possible! Jose Arcadio Valdes Franco, Sebastiaan Vleugels, Karl Laius, JY Kang, Abhishek Goel, Heidi Stolt, Nicole Sund, Karlee Finch, Mario Mejia, Denise A Pitts, Doug Henry, Keven Webb, Mihai Sandu, Deepak Iyer, Javid Gozalov, Kyanta Yap, Rebecca Reineke, William Biersdorf, Patricia Alves Panagides, Yvette Mocete, Cyrus Garay, Samuel Barbas, LadyGeek, Marin Kovachev, Penelope Misquitta, Hans Peng, Gaurav Mathur, Erik Biemans, Tony, Michelle, Katie and Josh Pedretti, Hoai Nam Tran, Kack-Kyun Kim, Michael Braun-Boghos, zjweele13, Anna-Pitschna Kunz, Edla Paniguel, Thomas Mungavan, Jaron Blackburn, Venkat Venkatakrishnan, ReuniteKorea, Aaron Henson, Rohan Gupta, Begum Tutuncu, Brian Richards, Jørgen Østerpart, Tyron Jung, Carsten Tobehn, Katie Dean, Ezgi Yersu, Gerald Onyango, and alessandra tasso.