Skip to main content

TED-Ed

Your body's real age

580,460 Views

6,912 Questions Answered

Best of Web

Let’s Begin…

Do all of your cells get switched out for new ones every seven years or so? Does anything remain with you throughout your entire life? These are the questions addressed by NPR's Skunk Bear

Watch the video and finish the Think section to complete the lesson.


About TED-Ed Best of Web

TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.

Meet The Creators

More from Getting Under Our Skin