¿Por qué son importantes los grupos sanguíneos? - Natalie S. Hodge
12:35
The World's Most Dangerous Blood Type
4:52
What happens if you're injected with the wrong blood type? - Bill Schutt
5:05
What causes dandruff, and how do you get rid of it? - Thomas L. Dawson
5:34
Can you freeze your body and come back to life? - Shannon N. Tessier
4:32
Cómo funciona la presión arterial - Wilfred Manzano
4:12
Why you shouldn't worry about pooping once a day | Body Stuff with Dr. Jen Gunter | TED
12:37
¿Por qué tenemos TIPOS SANGUÍNEOS?
5:07