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Getting Under Our Skin

Getting Under Our Skin

TED-Ed via YouTube Direct link

What would happen if you didn’t sleep? - Claudia Aguirre

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What would happen if you didn’t sleep? - Claudia Aguirre

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Getting Under Our Skin

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  1. 1 What are those floaty things in your eye? - Michael Mauser
  2. 2 What makes muscles grow? - Jeffrey Siegel
  3. 3 What would happen if you didn’t drink water? - Mia Nacamulli
  4. 4 What would happen if you didn’t sleep? - Claudia Aguirre
  5. 5 How does anesthesia work? - Steven Zheng
  6. 6 The benefits of good posture - Murat Dalkilinç
  7. 7 Why are some people left-handed? - Daniel M. Abrams
  8. 8 Why do women have periods?
  9. 9 How your digestive system works - Emma Bryce
  10. 10 Why sitting is bad for you - Murat Dalkilinç
  11. 11 Why do we cry? The three types of tears - Alex Gendler
  12. 12 Cell vs. virus: A battle for health - Shannon Stiles
  13. 13 Is marijuana bad for your brain? - Anees Bahji
  14. 14 The science of attraction - Dawn Maslar
  15. 15 What makes tattoos permanent? - Claudia Aguirre
  16. 16 Why do we itch? - Emma Bryce
  17. 17 What happens during a heart attack? - Krishna Sudhir
  18. 18 Debunking the myths of OCD - Natascha M. Santos
  19. 19 How a wound heals itself - Sarthak Sinha
  20. 20 How does asthma work? - Christopher E. Gaw
  21. 21 How stress affects your body - Sharon Horesh Bergquist
  22. 22 How blood pressure works - Wilfred Manzano
  23. 23 What causes kidney stones? - Arash Shadman
  24. 24 Why do your knuckles pop? - Eleanor Nelsen
  25. 25 How do vitamins work? - Ginnie Trinh Nguyen
  26. 26 At what moment are you dead? - Randall Hayes
  27. 27 How does alcohol make you drunk? - Judy Grisel
  28. 28 How to make a mummy - Len Bloch
  29. 29 The immortal cells of Henrietta Lacks - Robin Bulleri
  30. 30 Is it bad to hold your pee? - Heba Shaheed
  31. 31 Which is better: Soap or hand sanitizer? - Alex Rosenthal and Pall Thordarson
  32. 32 Why is it so hard to cure cancer? - Kyuson Yun
  33. 33 The surprising reason our muscles get tired - Christian Moro
  34. 34 What causes headaches? - Dan Kwartler
  35. 35 The science of spiciness - Rose Eveleth
  36. 36 How Do Pain Relievers Work? - George Zaidan
  37. 37 Human sperm vs. the sperm whale - Aatish Bhatia
  38. 38 How does caffeine keep us awake? - Hanan Qasim
  39. 39 The surprising effects of pregnancy
  40. 40 How the heart actually pumps blood - Edmond Hui
  41. 41 How does your immune system work? - Emma Bryce
  42. 42 The surprising reason you feel awful when you're sick - Marco A. Sotomayor
  43. 43 What causes antibiotic resistance? - Kevin Wu
  44. 44 Why do blood types matter? - Natalie S. Hodge
  45. 45 How does your body process medicine? - Céline Valéry
  46. 46 Why do some people go bald? - Sarthak Sinha
  47. 47 How does laser eye surgery work? - Dan Reinstein
  48. 48 The science of skin color - Angela Koine Flynn
  49. 49 How long should your naps be? - Sara C. Mednick
  50. 50 What causes body odor? - Mel Rosenberg
  51. 51 Why do we hiccup? - John Cameron
  52. 52 What is fat? - George Zaidan
  53. 53 What’s that ringing in your ears? - Marc Fagelson
  54. 54 What causes bad breath? - Mel Rosenberg
  55. 55 What causes dandruff, and how do you get rid of it? - Thomas L. Dawson
  56. 56 Which type of milk is best for you? - Jonathan J. O’Sullivan & Grace E. Cunningham
  57. 57 Why do we have hair in such random places? - Nina G. Jablonski
  58. 58 How does your brain respond to pain? - Karen D. Davis
  59. 59 Why it’s so hard to cure HIV/AIDS - Janet Iwasa
  60. 60 Why is yawning contagious? - Claudia Aguirre
  61. 61 How aspirin was discovered - Krishna Sudhir
  62. 62 What does the liver do? - Emma Bryce
  63. 63 How do lungs work? - Emma Bryce
  64. 64 What happens during a stroke? - Vaibhav Goswami
  65. 65 How in vitro fertilization (IVF) works - Nassim Assefi and Brian A. Levine
  66. 66 The surprising cause of stomach ulcers - Rusha Modi
  67. 67 What causes constipation? - Heba Shaheed
  68. 68 Your body vs. implants - Kaitlyn Sadtler
  69. 69 How do glasses help us see? - Andrew Bastawrous and Clare Gilbert
  70. 70 Oxygen’s surprisingly complex journey through your body - Enda Butler
  71. 71 How does chemotherapy work? - Hyunsoo Joshua No
  72. 72 What we know (and don't know) about Ebola - Alex Gendler
  73. 73 How do ventilators work? - Alex Gendler
  74. 74 You are your microbes - Jessica Green and Karen Guillemin
  75. 75 What happens when your DNA is damaged? - Monica Menesini
  76. 76 The dangers of mixing drugs - Céline Valéry
  77. 77 Why is meningitis so dangerous? - Melvin Sanicas
  78. 78 How does cancer spread through the body? - Ivan Seah Yu Jun
  79. 79 Why do our bodies age? - Monica Menesini
  80. 80 How do cancer cells behave differently from healthy ones? - George Zaidan
  81. 81 How one scientist averted a national health crisis - Andrea Tone
  82. 82 How your muscular system works - Emma Bryce
  83. 83 Why do we have to wear sunscreen? - Kevin P. Boyd
  84. 84 What happens when you get heat stroke? - Douglas J. Casa
  85. 85 Is there a disease that makes us love cats? - Jaap de Roode
  86. 86 The strange case of the cyclops sheep - Tien Nguyen
  87. 87 How X-rays see through your skin - Ge Wang
  88. 88 How do we smell? - Rose Eveleth
  89. 89 What is a coronavirus? - Elizabeth Cox
  90. 90 Why do humans have a third eyelid? - Dorsa Amir
  91. 91 Why does your voice change as you get older? - Shaylin A. Schundler
  92. 92 How do viruses jump from animals to humans? - Ben Longdon
  93. 93 How do your kidneys work? - Emma Bryce
  94. 94 The mystery of motion sickness - Rose Eveleth
  95. 95 Eye vs. camera - Michael Mauser
  96. 96 What causes opioid addiction, and why is it so tough to combat? - Mike Davis
  97. 97 What makes tuberculosis (TB) the world's most infectious killer? - Melvin Sanicas
  98. 98 What causes panic attacks, and how can you prevent them? - Cindy J. Aaronson
  99. 99 Is human evolution speeding up or slowing down? - Laurence Hurst
  100. 100 The mysterious science of pain - Joshua W. Pate
  101. 101 What are stem cells? - Craig A. Kohn
  102. 102 The science of stage fright (and how to overcome it) - Mikael Cho
  103. 103 The evolution of the human eye - Joshua Harvey
  104. 104 How menstruation works - Emma Bryce
  105. 105 What is epigenetics? - Carlos Guerrero-Bosagna
  106. 106 The past, present and future of the bubonic plague - Sharon N. DeWitte
  107. 107 How do steroids affect your muscles— and the rest of your body? - Anees Bahji
  108. 108 How do contraceptives work? - NWHunter
  109. 109 Why are human bodies asymmetrical? - Leo Q. Wan
  110. 110 How optical illusions trick your brain - Nathan S. Jacobs
  111. 111 Does stress cause pimples? - Claudia Aguirre
  112. 112 How to grow a bone - Nina Tandon
  113. 113 How to sequence the human genome - Mark J. Kiel
  114. 114 Why do we sweat? - John Murnan
  115. 115 How do scars form? - Sarthak Sinha
  116. 116 Why do we pass gas? - Purna Kashyap
  117. 117 How mucus keeps us healthy - Katharina Ribbeck
  118. 118 How does the thyroid manage your metabolism? - Emma Bryce
  119. 119 Why is pneumonia so dangerous? - Eve Gaus and Vanessa Ruiz
  120. 120 Secrets of the X chromosome - Robin Ball
  121. 121 What is obesity? - Mia Nacamulli
  122. 122 How does your body know what time it is? - Marco A. Sotomayor
  123. 123 Who's at risk for colon cancer? - Amit H. Sachdev and Frank G. Gress
  124. 124 Claws vs. nails - Matthew Borths
  125. 125 Why do you need to get a flu shot every year? - Melvin Sanicas
  126. 126 How close are we to eradicating HIV? - Philip A. Chan
  127. 127 How do germs spread (and why do they make us sick)? - Yannay Khaikin and Nicole Mideo
  128. 128 The accident that changed the world - Allison Ramsey and Mary Staicu
  129. 129 What does the pancreas do? - Emma Bryce
  130. 130 What is leukemia? - Danilo Allegra and Dania Puggioni
  131. 131 What can DNA tests really tell us about our ancestry? - Prosanta Chakrabarty
  132. 132 The fascinating science behind phantom limbs - Joshua W. Pate
  133. 133 How this disease changes the shape of your cells - Amber M. Yates
  134. 134 How did teeth evolve? - Peter S. Ungar
  135. 135 How bones make blood - Melody Smith
  136. 136 How fast is the speed of thought? - Seena Mathew
  137. 137 How can we solve the antibiotic resistance crisis? - Gerry Wright
  138. 138 Why do you get a fever when you're sick? - Christian Moro
  139. 139 Can loud music damage your hearing? - Heather Malyuk
  140. 140 Cell membranes are way more complicated than you think - Nazzy Pakpour
  141. 141 What is HPV and how can you protect yourself from it? - Emma Bryce
  142. 142 What are mini brains? - Madeline Lancaster
  143. 143 How do blood transfusions work? - Bill Schutt
  144. 144 Can you be awake and asleep at the same time? - Masako Tamaki
  145. 145 How to master your sense of smell - Alexandra Horowitz
  146. 146 What happens to your brain during a migraine - Marianne Schwarz
  147. 147 How a few scientists transformed the way we think about disease - Tien Nguyen
  148. 148 How do you know if you have a virus? - Cella Wright
  149. 149 The effects of underwater pressure on the body - Neosha S Kashef
  150. 150 The race to sequence the human genome - Tien Nguyen
  151. 151 Which sunscreen should you choose? - Mary Poffenroth
  152. 152 Why haven’t we cured arthritis? - Kaitlyn Sadtler and Heather J. Faust
  153. 153 Why do people have seasonal allergies? - Eleanor Nelsen
  154. 154 Learning from smallpox: How to eradicate a disease - Julie Garon and Walter A. Orenstein
  155. 155 How do nerves work? - Elliot Krane
  156. 156 The twisting tale of DNA - Judith Hauck
  157. 157 Is DNA the future of data storage? - Leo Bear-McGuinness
  158. 158 Why is it so hard to cure ALS? - Fernando G. Vieira
  159. 159 What did dogs teach humans about diabetes? - Duncan C. Ferguson
  160. 160 Do larger animals take longer to pee? - David L. Hu
  161. 161 What causes seizures, and how can we treat them? - Christopher E. Gaw
  162. 162 Could a blind eye regenerate? - David Davila
  163. 163 RNAi: Slicing, dicing and serving your cells - Alex Dainis
  164. 164 Hacking bacteria to fight cancer - Tal Danino
  165. 165 The cancer gene we all have - Michael Windelspecht
  166. 166 How breathing works - Nirvair Kaur
  167. 167 How to 3D print human tissue - Taneka Jones
  168. 168 What’s in the air you breathe? - Amy Hrdina and Jesse Kroll
  169. 169 Performing brain surgery without a scalpel - Hyunsoo Joshua No
  170. 170 How to see with sound - Jacques S. Abramowicz
  171. 171 A curable condition that causes blindness - Andrew Bastawrous
  172. 172 Could a breathalyzer detect cancer? - Julian Burschka
  173. 173 Should you donate your DNA to help cure diseases? - Greg Foot

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