Marijuana smokers dating
Now, you'd think getting free money would be cause for excitement, but scientists found the more marijuana use volunteers reported, the less their reward centers were activated.
“Over time, marijuana use was associated with a lower response to a monetary reward,” study author and neuroscientist Mary Heitzeg, Ph. “This means that something that would be rewarding to most people was no longer rewarding to them, suggesting but not proving that their reward system has been ‘hijacked’ by the drug, and that they need the drug to feel reward—or that their emotional response has been dampened.” That's not all.
Volunteers who were given marijuana with high THC content were not able to come up with as many solutions to a problem as those given a placebo.
All this research is still developing, and it'll be a long time before we know anything for sure about weed's effects on the human body.
Still, it's good to know where the science is heading.
Find out all the other ways—good and bad—marijuana could be influencing your health. But it can have a major impact on your blood vessels, according to research from the American Heart Association.
After rats inhaled secondhand smoke for one minute, their arteries carried blood less efficiently for at least 90 minutes.
When they were exposed to secondhand tobacco smoke, however, their blood vessels recovered after 30 minutes.