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13,695,651 results

SciShow
How Weed Works: THC

Hank explains the science behind the effects of that wackiest of weeds, cannabis sativa - aka marijuana. Like SciShow on ...

4:25
How Weed Works: THC

3,392,910 views

13 years ago

Doctor ER
Is Marijuana Harmful to Health? Or Helpful? ER Doctor Explains Medical Marijuana & Cannabis

Is marijuana harmful or helpful? A real doctor reacts to extreme cannabis cases he sees in the ER. There are a lot of studies and ...

8:39
Is Marijuana Harmful to Health? Or Helpful? ER Doctor Explains Medical Marijuana & Cannabis

145,161 views

6 years ago

TED-Ed
Is marijuana bad for your brain? - Anees Bahji

Explore how marijuana's two main active compounds, THC and CBD, affect your brain and body, and what risk factors to watch ...

6:44
Is marijuana bad for your brain? - Anees Bahji

10,446,491 views

6 years ago

Huberman Lab Clips
Does Marijuana Disrupt Your Sleep? | Matt Walker & Andrew Huberman

Dr. Matthew Walker and Dr. Andrew Huberman discuss how marijuana affects sleep. Dr. Matthew Walker is a professor of ...

9:40
Does Marijuana Disrupt Your Sleep? | Matt Walker & Andrew Huberman

1,510,478 views

4 years ago

Talking With Docs
Cannabis: Benefits, Myths & Risks

Contact us: talkingwithdocs@gmail.com In this episode, we're tackling the big question: Is cannabis safe to use? With legalization ...

14:13
Cannabis: Benefits, Myths & Risks

63,641 views

4 months ago

Yahoo Finance
The science of cannabis

CBD is used in medicines, supplements, foods and beauty products but it is different from THC. Subscribe to Yahoo Finance: ...

4:05
The science of cannabis

53,528 views

6 years ago

NutritionFacts.org
Does Marijuana Cause Lung Cancer?

On a puff-by-puff basis, cannabis smoke deposits four times more tar in the lungs than tobacco, but does this translate into ...

4:13
Does Marijuana Cause Lung Cancer?

147,250 views

7 years ago

VICE News
Is Microdosing The Future of Marijuana?

The creator of LSD, Dr. Albert Hofmann, believed that ingesting tiny amounts of the drug could have therapeutic value, and ...

4:09
Is Microdosing The Future of Marijuana?

3,316,392 views

8 years ago

ABC Australia
Boom in use of medical cannabis in Australia 🌿⚕ | Landline | ABC Australia

There's a boom in the use of pharmaceutical cannabis in Australia. More than a million prescriptions have been filled since ...

12:33
Boom in use of medical cannabis in Australia 🌿⚕ | Landline | ABC Australia

369,521 views

2 years ago

Sprouts
The Effects of Weed on Teenage Brains

When a person is smoking cannabis, one of the plant's chemicals known as THC, passes from the lungs into the bloodstream and ...

4:57
The Effects of Weed on Teenage Brains

1,149,966 views

3 years ago

TED
A doctor's case for medical marijuana | David Casarett

Physician David Casarett was tired of hearing hype and half-truths around medical marijuana, so he put on his skeptic's hat and ...

15:08
A doctor's case for medical marijuana | David Casarett

577,830 views

8 years ago

Kurzgesagt – In a Nutshell
We Have To Talk About Weed

Discover Odoo https://www.odoo.com/r/Ye2 The first app is free for life.Thanks to Odoo for sponsoring this video! Join us in ...

14:42
We Have To Talk About Weed

11,989,590 views

1 year ago

Lora Shahine, MD
What You Need to Know about Marijuana and Male Factor Fertility - Dr Lora Shahine

Let's talk about common questions regarding marijuana and fertility. I dive into the studies of this recreational drug on men's ...

9:40
What You Need to Know about Marijuana and Male Factor Fertility - Dr Lora Shahine

30,332 views

3 years ago

syracuse.com
Marijuana THC vs CBD, CBG, CBN: What’s the difference? What are health benefits of each?

Cannabis, also known as hemp or marijuana, has a long history of human use. But lately, the buzz around this plant — and the ...

8:04
Marijuana THC vs CBD, CBG, CBN: What’s the difference? What are health benefits of each?

702,348 views

4 years ago

CBS Sunday Morning
The rise in marijuana use among seniors

More and more Americans age 55 and older are using marijuana. Many - converts who previously preached the dangers of drugs ...

7:51
The rise in marijuana use among seniors

190,976 views

9 years ago

Global News
Everything we know about the health effects of marijuana

It's official. Prime Minister Justin Trudeau has announced that recreational pot legalization will come Oct. 17. Now that the ...

4:18
Everything we know about the health effects of marijuana

466,050 views

7 years ago

Huberman Lab Clips
Effects of Cannabis (Marijuana) on Adolescent & Young Adult Brain | Dr. Andrew Huberman

Dr. Andrew Huberman explains the effects of cannabis (marijuana) on the adolescent and young adult brain. Dr. Andrew ...

6:47
Effects of Cannabis (Marijuana) on Adolescent & Young Adult Brain | Dr. Andrew Huberman

1,126,409 views

3 years ago

SciShow
CBD: Marijuana Without the High

When most people hear about marijuana, they think about the high caused by THC. But what if marijuana didn't cause a high?

5:02
CBD: Marijuana Without the High

361,523 views

9 years ago

Dr. Tracey Marks
How Marijuana Is Good And Bad For You

UNLOCK YOUR BRAIN'S FULL POTENTIAL! My free 2-minute quiz reveals your unique "Brain Operating System" and gives you ...

8:30
How Marijuana Is Good And Bad For You

373,608 views

7 years ago

The Infographics Show
What Happens To Your Body When Smoking Weed

Marijuana has been at the center of debate for legalization, but do people really know what weed does? Check out today's new ...

19:51
What Happens To Your Body When Smoking Weed

12,596,368 views

2 years ago