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Health Videos - 8
Heavy Pot Use Linked to Increased Risk of Oral Cancer
A new study finds people with cannabis use disorder are more than three times as likely to develop oral cancer within five years.
Even Low Doses of CBD May Cause Liver Harm, Study Finds
In a new study, participants administered low doses of CBD for 28 days experienced liver enzyme elevations greater than 3 times the upper limit of normal.
Marijuana Use May Double the Risk of Dying From Heart Disease, New Study Finds
A major analysis of data from 24 studies involving more than 200 million people finds those who used marijuana had significantly higher odds of acute coronary syndrome, stroke and death from heart disease.
Marijuana Use by Older Americans Hits New High
More Americans 65 and older are using marijuana for chronic conditions like heart issues, diabetes, high blood pressure and cancer, according to a new study.
More Evidence Marijuana Increases Heart Attack Risk --Even in Healthy Users
Two new studies find active pot users are significantly more likely to experience a heart attack compared to nonusers, even if they’re young and have healthy blood pressure, cholesterol and blood sugar levels.
More Evidence Marijuana Use During Pregnancy Can Harm Kids’ Thinking Skills
A new study finds children exposed to cannabis in the womb have more problems with thinking, paying attention and impulse control.
Teen Marijuana Use Linked to Poor Grades and Lower Odds of High School Graduation
A large, new study finds pot use during adolescence is associated with worse academic performance.
Using Marijuana and Tobacco for Chronic Pain Relief May Backfire
A new study out of Duke University finds many patients with chronic pain are co-using pot and tobacco, and the combination may actually amplify pain in the long run.
Health News Results - 176
Heavy Weed Use Brings High Risk for Oral Cancers
- Ernie Mundell HealthDay Reporter
- August 1, 2025
- Full Page
Folks who smoke a lot of marijuana could be facing a more than four-fold odds of developing an oral cancer, new research suggests.
“Cannabis smoke contains ...
Weed Use Linked To Heart-Related Deaths
- Dennis Thompson HealthDay Reporter
- June 23, 2025
- Full Page
Weed is associated with a doubled risk of death from heart disease, a new evidence review shows.
The study also found that marijuana use is linked to an increased risk of stroke and
Fewer People Seeking Treatment For Cannabis Use Disorder
- Dennis Thompson HealthDay Reporter
- June 9, 2025
- Full Page
Fewer people are receiving treatment for cannabis use disorder these days, even as weed becomes more potent and widely used throughout the U.S., a new study says.
The percentage of people in treatment for cannabis use disorder declined from 19% in 2003 to 13% in 2019, re...
More Seniors Are Regular Weed Users
- Dennis Thompson HealthDay Reporter
- June 3, 2025
- Full Page
Add weed use to goofy jokes, outdated clothes, old music and other things Grandpa and Grandma enjoy that could potentially embarrass their kids and grandkids.
Marijuana use has increased dramatically among seniors 65 and older in the United States, researchers reported J...
Marijuana Use Linked to Early Signs of Heart Damage
- I. Edwards HealthDay Reporter
- May 29, 2025
- Full Page
Smoking or eating marijuana on a regular basis may damage a healthy person's blood vessels much like tobacco does, a small study finds.
Researchers from the University of California, San Francisco (UCSF) looked at the blood vessels of 55 people between 18 and 50 years ol...
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Marijuana Use While Pregnant Linked to Preterm Birth, Low Birth Weight
- I. Edwards HealthDay Reporter
- May 6, 2025
- Full Page
Using marijuana while pregnant can harm a developing fetus in serious ways, new research shows.
A large review of 51 studies linked marijuana use during pregnancy to an increased risk of early delivery, low birth weight and even death. The review -- published May 5 in
CBD Could Calm Kids With Autism
- Dennis Thompson HealthDay Reporter
- April 8, 2025
- Full Page
A non-intoxicating extract of cannabis appears to help children and teenagers with autism, a new study says.
Cannabidiol (CBD) enhanced social responsiveness, reduced disruptive behavior and alleviated anxiety among kids with autism, researchers reported today at the Eur...
Weed Users At Greater Risk For Heart Attack, Stroke
- Dennis Thompson HealthDay Reporter
- March 19, 2025
- Full Page
Weed users are much more likely to suffer a heart attack, stroke or other life-threatening heart condition than people who don’t indulge, a new study says.
Adults under 50 are more than six times as likely to suffer a
Weed Use During Pregnancy Triples Risk Of Behavioral Problems In Kids
- Dennis Thompson HealthDay Reporter
- March 13, 2025
- Full Page
Some women turn to weed during pregnancy to help deal with common issues like nausea, sleep problem and stress.
Unfortunately, they could be endangering t...
Study Links Heavy Cannabis Use To Higher Death Risk, Psychosis
- India Edwards HealthDay Reporter
- February 7, 2025
- Full Page
Heavy weed use may be far more dangerous than people realize, according to a pair of studies published in JAMA Network Open.
People diagnosed with cannabis use disorder (CUD) may face nearly triple the risk of death over five years compared to those without the ...
Weed Use Tied To Increase in Schizophrenia
- Dennis Thompson HealthDay Reporter
- February 5, 2025
- Full Page
Schizophrenia cases associated with problematic weed use have skyrocketed in the wake of Canada's legalization of marijuana, a new study says.
The proportion of schizophrenia cases associated with cannabis use disorder nearly tripled, rising from 4% pre-legalization to 1...
Heavy Weed Use Affects Young Adults' Short-Term Memory
- Dennis Thompson HealthDay Reporter
- January 30, 2025
- Full Page
Heavy weed use appears to dull the brains of young adults, particularly affecting their short-term working memory, a new study suggests.
MRI scans showed less brain activation in heavy tokers performing tasks that tested their ability to temporarily hold a limited amount...
Medical Weed Users At Risk for Addiction
- Dennis Thompson HealthDay Reporter
- January 24, 2025
- Full Page
People using weed for medical purposes are as likely – or more – to become addicted to cannabis as recreational tokers, a new study says.
U.S. Teen Drug, Alcohol Use Remains at Low Levels
- Ernie Mundell HealthDay Reporter
- December 18, 2024
- Full Page
Rates of vaping, drug and alcohol use among American teens plummeted during the pandemic and have remained at relatively low levels ever since, new government statistics show.
“This trend in the reduction of substance use among teenagers is unprecedented,” sa...
Florida Fails to Pass Amendment Legalizing Recreational Weed
- Robin Foster HealthDay Reporter
- November 6, 2024
- Full Page
A ballot measure to legalize the recreational use of marijuana in the state of Florida failed on Tuesday.
While 55.9% of Florida voters backed the proposed amendment, it did not reach the 60% threshold needed to make the initiative part of the state's constitution.
...
About 1 in 20 Women Use Marijuana During Pregnancy
- HealthDay Reporter
- November 4, 2024
- Full Page
Although numerous studies have shown that marijuana use during pregnancy may harm both the fetus and a mom-to-be, almost 6% of women responding to a recent survey said they used weed while pregnant.
That's more than one in every 20 pregnancies, noted a team from the Univ...
Can Cannabis Change Your Brain? Maybe, Maybe Not
- Dennis Thompson HealthDay Reporter
- October 30, 2024
- Full Page
People who regularly use marijuana experience changes in their brain structure and function, but it’s not clear that cannabis is the cause, a new study finds.
Researchers found specific differences in the brains of people who’d ever used weed, particularly in...
Marijuana Use Has Fallen 'Dramatically' Among U.S. Teens
- Dennis Thompson HealthDay Reporter
- October 29, 2024
- Full Page
Weed use among U.S. teenagers fell dramatically over the past decade, a new study shows.
By 2021, only about 16% of teens said they were currently using marijuana, down from 23% in 2011, researchers found.
All grades experienced a notable decline in current weed us...
Weed Use During Pregnancy May Harm Kids' Behavior, Thinking Skills
- Dennis Thompson HealthDay Reporter
- October 28, 2024
- Full Page
Smoking marijuana during pregnancy may quell your morning sickness, but it could also harm your child’s development, a new study warns.
Cannabis exposure in the womb is associated in early childhood with poorer thinking skills, researchers reported Oct. 28 in the j...
More Kids Having Seizures After Swallowing Rx Painkillers, Synthetic Pot
- Dennis Thompson HealthDay Reporter
- October 16, 2024
- Full Page
The number of U.S. children who suffer seizures after swallowing prescription medications or illicit drugs has doubled in recent years, a new study finds.
Drug poisonings among kids resulting in seizures increased from 1,418 in 2009 to 2,749 in 2023, steadily rising abou...
Marijuana Use Tied to Worse School Outcomes for Teens
- Ernie Mundell HealthDay Reporter
- October 7, 2024
- Full Page
Generations of parental warnings may not be wrong: A massive study of available data finds teens who use marijuana have significantly worse outcomes at school.
Data from 63 studies involving almost 440,000 youths found "cannabis use during adolescence is probably associa...
Folks With Chronic Pain & Their Doctors Often Differ on Medical Marijuana
- Ernie Mundell HealthDay Reporter
- October 4, 2024
- Full Page
If you're in chronic pain and believe medical marijuana to be the solution, there's a good chance your doctor might not agree.
In a new survey of people living in states where medical cannabis is legal, 71% of people with chronic
Synthetic THC May Calm Agitation in Alzheimer's Patients
- Carole Tanzer Miller HealthDay Reporter
- September 30, 2024
- Full Page
A synthetic form of the active ingredient in cannabis helps reduce agitation in people with Alzheimer's, new research shows.
Synthet...
Marijuana Use Raises Workers' Absenteeism Rate: Study
- Dennis Thompson HealthDay Reporter
- September 5, 2024
- Full Page
The stereotype of the slacker stoner might not be too far off the mark, a new study shows.
People who use weed are prone to workplace absenteeism -- and the more problematic the c...
Kids' Bedtimes Might Influence Odds for Drug, Alcohol Use as Teens
- Ernie Mundell HealthDay Reporter
- August 15, 2024
- Full Page
Regular bedtimes won't just help your child be alert for a busy school day; they might also help keep them from abusing drugs or alcohol as a teen, new research suggests.
Youth who'd had early bedtimes in childhood and adolescence were significantly less likely to be dri...
Heavy Marijuana Use More Than Triples Odds for Head & Neck Cancers
- Ernie Mundell HealthDay Reporter
- August 8, 2024
- Full Page
People who use marijuana at high levels are putting themselves at more than three times the risk for head and neck cancers, new research warns.
The study is perhaps the most rigorous ever conducted on the issue, tracking the medical records of over 4 million U.S. adults ...
More Americans With Diabetes Are Turning to Marijuana
- Ernie Mundell HealthDay Reporter
- July 24, 2024
- Full Page
As marijuana loses much of its stigma and laws around its use relax, Americans are increasingly consuming it medically and recreationally.
Americans with diabetes are no exception, a new stu...
Marijuana Use While Pregnant Could Raise Odds for Complications
- Ernie Mundell HealthDay Reporter
- July 23, 2024
- Full Page
There's a slight but significant rise in dangerous obstetric complications for pregnant women who use marijuana, new research shows.
Data from almost 317,000 pregnancies in women in California found those who used the drug had higher odds for gestational hypertension, p...
Feds Issue Warnings on 'Copycat' Delta-8 Products That Mimic Popular Foods
- Robin Foster HealthDay Reporter
- July 17, 2024
- Full Page
In a joint effort to curb the illegal sales of food products containing delta-8 THC, the U.S. Food and Drug Administration and the Federal Trade Commission said Tuesday they have warned five companies to stop marketing such products.
Because the packaging for these THC e...
How Cannabis Use During Pregnancy May Harm a Baby's Brain
- Dennis Thompson HealthDay Reporter
- July 9, 2024
- Full Page
Cannabis use during pregnancy might affect the way a child's brain develops after birth, a new study says.
Brain imaging of children exposed to cannabis in the womb has revealed patterns consistent with reductions in brain inflammation, researchers reported July 4 in the...
Rates of Problem Marijuana Use Are Rising Among Seniors
- Ernie Mundell HealthDay Reporter
- June 18, 2024
- Full Page
As marijuana use becomes legal and more accepted across America, more seniors are developing unhealthy relationships with the drug, a new report suggests.
A look at data on almost 56 million Medicare beneficiaries finds "rates of health care encounters with cannabis-rela...
Many Americans Are Using Marijuana to Manage Health Issues
- Ernie Mundell HealthDay Reporter
- June 6, 2024
- Full Page
One in six patients serviced by a major California health care system said they used marijuana regularly, with many citing health reasons for doing so, a new study finds.
In most cases, doctors may not know that weed is part of a patient's daily life.
"Patients may...
More Americans Now Use Marijuana Each Day Than Alcohol
- Ernie Mundell HealthDay Reporter
- May 22, 2024
- Full Page
Reflecting changing times and legislation, Americans are now more apt to light up a joint or pop a weed gummy on a daily basis than they are to raise a glass of wine or beer, new research shows.
Among folks who said they used either marijuana or alcohol each day, marijua...
Teen Cannabis Users' Risk for Psychosis May Be Stronger Than Thought: Study
- Ernie Mundell HealthDay Reporter
- May 22, 2024
- Full Page
Doctors have long known that excessive marijuana use can trigger psychosis, especially in the young. But new research suggests the link is stronger that ever imagined before.
Teens who use cannabis face 11 times the odds for a psychotic episode compared to teens who abst...
Cannabis Edibles Are Triggering Poisonings Among Older Users
- Ernie Mundell HealthDay Reporter
- May 21, 2024
- Full Page
The legalization of cannabis and the popularity of its edible versions is having an unexpected effect: More seniors landing in emergency departments with overdoses.
A new Canadian study found "cannabis poisonings" in the province of Ontario tripled among older users afte...
U.S. Justice Department Moves to Reclassify Weed as Less Risky Drug
- Robin Foster HealthDay Reporter
- May 17, 2024
- Full Page
The U.S. Justice Department on Thursday moved to reclassify marijuana as a less dangerous drug, setting the stage for a significant shift in the nation's drug policy.
In a proposed rule...
Tobacco Plus Weed in Pregnancy Could Be Lethal Combo for Baby
- Ernie Mundell HealthDay Reporter
- May 9, 2024
- Full Page
Smoking cigarettes while pregnant has long been known to harm the fetus, but new research shows things get even worse when marijuana is in the mix.
How Long Does Marijuana THC Linger in Breast Milk?
- Dennis Thompson HealthDay Reporter
- May 9, 2024
- Full Page
New mothers who like to smoke marijuana might wind up exposing their babies to THC through their own breast milk, a new study says.
THC, the intoxicating compound in cannabis, dissolves in the fats contained in human milk, researchers found.
Mother's milk produced ...
Big Rise in Emergencies Involving Synthetic Weed Among Kids, Adults
- Ernie Mundell HealthDay Reporter
- May 8, 2024
- Full Page
Calls to U.S. poison centers regarding so-called synthetic cannabis jumped 88% between 2021 and 2022, as use of these legally sold products rose, research shows.
Synthetic cannabis contain varying forms of the active ingredient in marijuana, tetrahydrocannabinol (THC): d...
Biden Administration Could Reclassify Marijuana as Less Risky Drug
- Robin Foster HealthDay Reporter
- May 1, 2024
- Full Page
The Justice Department has recommended that marijuana be reclassified as a less dangerous drug, a move that signals a significant shift in U.S. drug policy.
The proposal, first reported Tuesday by the Associated Press, still has a long way to go before it become...
Antipsychotics Help Ease Episodes of Marijuana-Induced Psychosis
- Ernie Mundell HealthDay Reporter
- April 5, 2024
- Full Page
Overuse of marijuana is increasingly being linked to dangerous bouts of psychosis, and a new study finds that antipsychotics may be needed to keep such pa...
Weed Plus Cigarettes Takes Toll on High Schoolers' Grades
- Carole Tanzer Miller HealthDay Reporter
- March 18, 2024
- Full Page
High school students who use tobacco and cannabis products miss more school and have lower grades than classmates who use them individually or not at all.
That's the conclusion of a study by researchers at UC Davis Health.
"Substance use is a main predictor of educ...
Use of Legal 'Delta-8-THC' Is Rising Among Teens - Is it Safe?
- Carole Tanzer Miller HealthDay Reporter
- March 12, 2024
- Full Page
They're cheap, easy to buy and now new research shows they have become the buzz of choice for American teens.
Delta-8-THC products, which include gummies and vapes, are legal in 22 states and Washington, D.C. There is no federal minimum age requirement for buying them, a...
Using Marijuana to Ease Stress? Focus on CBD, not THC
- Dennis Thompson HealthDay Reporter
- February 29, 2024
- Full Page
Folks hoping to quell their anxiety would do best to use cannabis products that don't get them high, a new clinical trial has found.
The non-intoxicating marijuana compound CBD appears to help manage anxiety better than THC, the chemical in weed that gets people high, re...
Daily Marijuana Use Greatly Raises Odds for Heart Attack, Stroke
- Dennis Thompson HealthDay Reporter
- February 28, 2024
- Full Page
Folks who use marijuana have a greater risk of heart attack and stroke, with the odds rising even higher when they partake every day, a new study finds.
Both daily and non-daily marijuana users had an increased risk of heart attack and stroke compared to non-users, resea...
Young Workers' Injuries Rise After Recreational Marijuana Sales Made Legal
- Ernie Mundell HealthDay Reporter
- February 23, 2024
- Full Page
After states legalize the sale of weed for recreational use, on-the-job injuries rise among younger workers, new research shows.
U.S. Bureau of Labor statistics for 2006 through 2020 show that legal "recreational marijuana sales were associated with a 10% increase in wor...
High School Kids Who Use Weed, Alcohol Face Higher Risks for Suicidal Thoughts
- Dennis Thompson HealthDay Reporter
- January 29, 2024
- Full Page
High school students who smoke, drink or use weed are more likely to be emotionally troubled and have suicidal thoughts, a new study finds.
Teens who turn to nicotine, alcohol or marijuana are more likely to think about suicide, feel depressed or anxious, have psychotic ...
Marijuana Use Could Raise Asthma Risks
- Dennis Thompson HealthDay Reporter
- January 29, 2024
- Full Page
Marijuana has a reputation for being harmless, but frequent tokers are more likely to suffer from asthma, a new study shows.
Asthma is more common among U.S. adults who've used weed within the past 30 days, researchers reported recently in the journal
Seniors Who Smoke Weed & Drive Are Road Hazards: Study
- Ernie Mundell HealthDay Reporter
- January 18, 2024
- Full Page
Many studies have found that getting high on weed and then getting behind the wheel is dangerous for young drivers, and now new research finds it's no different for seniors.
In a driving-simulator experiment, seniors who were long-term marijuana smokers were weaving in a...
Marijuana Has No Role in Taking Up or Quitting Opioids: Study
- Dennis Thompson HealthDay Reporter
- January 16, 2024
- Full Page
There's no link at all between weed use and a person's use of illicit opioids, one way or the other, a new review concludes.
Cannabis isn't a gateway drug that can spark a person's desire to try narcotics, results show.
On the other hand, weed also isn't effective ...