Today in Research: Everyone Is Doing Drugs; Deteriorating Brains

Discovered: Everyone's doing drugs, a reason to play outside more often, we lie about our romantic attractions, when our brains start dying, the right type of food and exercise.

  • 200 million people worldwide use illicit drugs. That number doesn't sound that big, considering the population of the U.S. alone. But, if you take out kids and grandparents, that number comes out to 1 in 20 for the 15-64 subset, according to research done by the National Drug and Alcohol Research Centre in Wales. The study also finds use is highest in developed countries, like this one, the good old United States, where smart people do coke and teens have chosen weed over drinking and cigarettes. [National Drug and Alcohol Research Centre]
  • Brains start deteriorating around age 45. That sounds young to us, especially because just the other day science taught us that old people don't have slow brains. But University College London researchers detected a 3.6 percent decrease in mental reasoning for participants aged 45-49, based on vocab, memory, and comprehension of over 7,000 people. Previous research thought brain death started around 60. [BBC]

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