Profile Picture
  • All
  • Search
  • Images
  • Videos
  • Maps
  • News
  • More
    • Shopping
    • Flights
    • Travel
  • Notebook
Report an inappropriate content
Please select one of the options below.
  • Length
    AllShort (less than 5 minutes)Medium (5-20 minutes)Long (more than 20 minutes)
  • Date
    AllPast 24 hoursPast weekPast monthPast year
  • Resolution
    AllLower than 360p360p or higher480p or higher720p or higher1080p or higher
  • Source
    All
    Dailymotion
    Vimeo
    Metacafe
    Hulu
    VEVO
    Myspace
    MTV
    CBS
    Fox
    CNN
    MSN
  • Price
    AllFreePaid
  • Clear filters
  • SafeSearch:
  • Moderate
    StrictModerate (default)Off
Filter
How does caffeine keep us awake? - Hanan Qasim
5:15
YouTubeTED-Ed
How does caffeine keep us awake? - Hanan Qasim
View full lesson: http://ed.ted.com/lessons/how-does-caffeine-keep-us-awake-hanan-qasim Over 100,000 metric tons of caffeine are consumed around the world every year. That’s equivalent to the weight of 14 Eiffel Towers! Caffeine helps us feel alert, focused, and energetic, even if we haven’t had enough sleep — but it can also raise our ...
5.7M viewsJul 17, 2017
Related Products
Caffeine in Decaf Coffee
Caffeine Free Coffee
Monster Caffeine
#caffeine
How Coffee is Decaffeinated
How Coffee is Decaffeinated
YouTubeMay 11, 2015
Caffeine, Health, and the Human Body
Caffeine, Health, and the Human Body
YouTubeFeb 15, 2022
Top videos
Do You Know What Coffee Does to Your Brain? | Institute of Human Anatomy
18:49
Do You Know What Coffee Does to Your Brain? | Institute of Human Anatomy
YouTubeInstitute of Human Anatomy
999.7K viewsNov 7, 2024
Caffeine: Explained
9:46
Caffeine: Explained
YouTubeJames Hoffmann
1.3M viewsDec 29, 2020
2-Minute Neuroscience: Caffeine
1:59
2-Minute Neuroscience: Caffeine
YouTubeNeuroscientifically Challenge
309.3K viewsOct 24, 2017
Caffeine Addiction
Caffeine 101 | National Geographic
2:55
Caffeine 101 | National Geographic
YouTubeNational Geographic
1.3M viewsNov 9, 2018
How caffeine affects you.
0:51
How caffeine affects you.
YouTubeCleveland Clinic
957 views6 months ago
Caffeine: The Truth About Its Effects & How to Quit
1:35
Caffeine: The Truth About Its Effects & How to Quit
MSNThomas Frank
1 month ago
Do You Know What Coffee Does to Your Brain? | Institute of Human Anatomy
18:49
Do You Know What Coffee Does to Your Brain? | Institute of Human A…
999.7K viewsNov 7, 2024
YouTubeInstitute of Human Anatomy
Caffeine: Explained
9:46
Caffeine: Explained
1.3M viewsDec 29, 2020
YouTubeJames Hoffmann
2-Minute Neuroscience: Caffeine
1:59
2-Minute Neuroscience: Caffeine
309.3K viewsOct 24, 2017
YouTubeNeuroscientifically Challenged
How Coffee is Decaffeinated
4:06
How Coffee is Decaffeinated
268.5K viewsMay 11, 2015
YouTubeSeeker
Caffeine, Health, and the Human Body
9:15
Caffeine, Health, and the Human Body
76.3K viewsFeb 15, 2022
YouTubeJAMA Network
How to get caffeine out of your system.
0:49
How to get caffeine out of your system.
8.7K viewsDec 21, 2024
YouTubeCleveland Clinic
Caffeine 101 | National Geographic
2:55
Caffeine 101 | National Geographic
1.3M viewsNov 9, 2018
YouTubeNational Geographic
0:51
How caffeine affects you.
957 views6 months ago
YouTubeCleveland Clinic
1:35
Caffeine: The Truth About Its Effects & How to Quit
1 month ago
MSNThomas Frank
See more videos
Static thumbnail place holder
More like this
Feedback
  • Privacy
  • Terms