
Cannabis Reverses Brain Aging in Mice
Clip: Season 48 Episode 11 | 3m 51sVideo has Closed Captions
Low doses of THC from cannabis can help older mice learn faster, researchers found.
Low doses of THC from cannabis can help older mice learn faster, researchers found. Could it have the same effect in humans?
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National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.

Cannabis Reverses Brain Aging in Mice
Clip: Season 48 Episode 11 | 3m 51sVideo has Closed Captions
Low doses of THC from cannabis can help older mice learn faster, researchers found. Could it have the same effect in humans?
Problems with Closed Captions? Closed Captioning Feedback
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Preview: S48 Ep11 | 30s | As state-legalized cannabis spreads, NOVA explores its little-known risks and benefits. (30s)
CBD Helps Anxiety Patients in a Clinical Trial
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Clip: S48 Ep11 | 3m 4s | Unlike THC, CBD is not psychoactive and not known to be intoxicating. (3m 4s)
How Cannabis Affects Teens' Brains
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Clip: S48 Ep11 | 3m 28s | Our natural endocannabinoids reach their highest levels as the brain develops. (3m 28s)
How Some Parents Brought CBD to Market to Treat Epilepsy
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Clip: S48 Ep11 | 7m 1s | About a third of epilepsy patients don't respond to medication. (7m 1s)
Incarcerated for Cannabis: Who's Still in Prison and Why?
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Clip: S48 Ep11 | 3m 54s | Many states have legalized cannabis for medical use, but thousands are still in prison. (3m 54s)
A Veteran's Story of Medical Cannabis Use and Arrest
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Clip: S48 Ep11 | 5m 34s | For Black people in America, the war on cannabis is still ongoing. (5m 34s)
What is the Endocannabinoid System?
Video has Closed Captions
Clip: S48 Ep11 | 3m 49s | Cannabinoid receptors, named after cannabis, are found in nearly every organ in the body. (3m 49s)
Why is Researching Cannabis so Hard?
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Clip: S48 Ep11 | 3m 39s | Here's how approved research is conducted on cannabis. (3m 39s)
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National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.