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Cannabis use as a teenager linked to depression later in life

A new study has shown that at least 400,000 cases of adults with depression in the US could have been avoided if greater measures were in place to discourage teenage use of cannabis. The results of this new study were published this week in the latest issue of the journal JAMA Psychiatry.

13 Feb 2019

Cannabis use among adolescents linked with increased risk of depression in adulthood

While there has been a lot of focus on the role of cannabis use in psychosis, there has been less attention on whether cannabis use is associated with an increased risk of common mental health disorders, such as depression and anxiety.

13 Feb 2019

PTSD alone does not explain the increased risk of cardiovascular disease in veterans

Post-traumatic stress disorder by itself does not explain the increased risk of cardiovascular disease in veterans with this condition.

13 Feb 2019

New rules requiring female athletes to lower testosterone levels are based on flawed data

New regulations requiring certain female athletes to medically lower their testosterone levels in order to compete internationally are based on "fatally flawed" data, according to new research led by the University of Colorado Boulder.

13 Feb 2019

New DNA methylation GrimAge tool allows you to predict lifespan and healthspan

The Grim Reaper arrives for each of us eventually--wouldn't it be nice to know when? Now UCLA researchers have developed a new tool to help you plan ahead for your date with the Angel of Death.

13 Feb 2019

Smoking and drinking during pregnancy – stigma drives women to secrecy

A new study has found that because of the stigma around smoking and drinking during pregnancy, many women are doing these in private.

12 Feb 2019

An "epidemic" of vaping amongst US teens

The US Centers for Disease Control and Prevention (CDC) reported this week that in 2018 there are around 4.9 million American teenagers who are using tobacco in the form of cigarettes, e-cigarettes, cigars and hookahs.

12 Feb 2019

Low physical fitness during adolescence associated with later receipt of disability pension

Obesity or low physical fitness during adolescence is strongly associated with disability pension later in life. This is shown in a study of more than one million Swedish men, published in Annals of Internal Medicine by researchers at Karolinska Institutet.

12 Feb 2019

NIH scientists zero in on genes associated with AMD

National Eye Institute scientists led a collaborative study and zeroed in on genes associated with age-related macular degeneration, a leading cause of vision loss and blindness among people age 65 and older.

12 Feb 2019

Study evaluates impact of air-exchange rates on respiratory health in low-income homes

A team of investigators from the Colorado School of Public Health at the CU Anschutz Medical Campus and the University of Colorado Boulder has identified that people living in homes with high ventilation are more likely to suffer from respiratory health issues such as asthma.

12 Feb 2019

Marijuana edibles carry risk and side effects for patients with cardiovascular disease

As marijuana legalization sweeps North America, use of the substance has been on the rise, and the public's attitude is shifting. An increasing number of people believe that "weed" is the safest recreational drug, one that carries health benefits that outweigh its risks.

11 Feb 2019

New heated tobacco device is as toxic as vaping and traditional cigarettes

A new study that directly compares new heated tobacco devices with vaping and traditional cigarettes shows that all three are toxic to human lung cells.

11 Feb 2019

JUUL under scrutiny for raising nicotine levels in e-cigarettes

A new report has been released that scrutinizes the steady nicotine increases in flavored e-cigarettes by the popular vaping company, JUUL.

8 Feb 2019

Increase in vocal-cord cancers among young adults appears to be the result of HPV infection

A remarkable recent increase in the diagnosis of vocal-cord cancer in young adults appears to be the result of infection with strains of human papilloma virus that also cause cervical cancer and other malignancies.

8 Feb 2019

Consuming walnuts linked to lower prevalence of depression symptoms

A new epidemiological study suggests consuming walnuts may be associated with a lower prevalence and frequency of depression symptoms among American adults.

8 Feb 2019

Indoor smoking bans may not fully protect children, study finds

The harmful effects of exposure to tobacco smoke have been known for many years. Cigarette and cigar smokers are at significantly higher risk of contracting all sorts of respiratory maladies, and research linking secondhand smoke to cancer goes back nearly three decades.

7 Feb 2019

JUUL raises nicotine levels in its e-cigarettes

Popular e-cigarette manufacturer Juul is one of the fastest growing vaping companies around. It has been targeting youngsters and adolescents with their flavoured e-cigarettes. The company has recently come under scrutiny for steadily raising the nicotine content of its e-cigarettes.

7 Feb 2019

High-risk sexually transmitted HPV may increase risk of cardiovascular disease

Infection with high-risk strains of the human papillomavirus, which have been linked to cancer, might increase the risk of heart and blood vessel or cardiovascular disease, especially among women with obesity or other cardiovascular risk factors, according to new research in Circulation Research, an American Heart Association journal.

7 Feb 2019

Smoking cannabis may increase sperm count

A new study has found that men who have smoked cannabis at some point in their lives have higher sperm counts than men who have never smoked the drug.

7 Feb 2019

More interactive features in health sites may discourage users to quit smoking

Health communicators should carefully choose interactive features for their websites because tools that can make some websites more engaging for some audiences could actually discourage other users from adopting healthy behaviors, according to researchers.

7 Feb 2019