Last fall, some social scientists published a study using data from one of my favorite national surveys--the American Time Use Survey. (I'm a nosy psychologist who is fascinated by how people spend their days.). They concluded that doing almost any daily activity is more enjoyable when we do it with friends. Here's how the research …
Continue reading Doing almost anything is better with friends
Here's a research synopsis from the Science Daily website with the headline, "Running on little sleep? You're twice as likely to get hurt." The way this heading is phrased, it makes it sound like a causal claim. Phrases such as "twice as likely" don't make it causal, but the "if...then..." nature of the headline does …
Continue reading “Running on little sleep? You’re twice as likely to get hurt”
The study correlated cuddling style with stress and attachment. Photo: LightField Studios/Shutterstock If you share a bed with your sweetheart, you might be interested in this example of correlational research summarized by PsyPost. Their headline reads, "Study finds couples who cuddle at bedtime feel more secure and less stressed." Here are some introductory statements: Study …
The study found that people who use their smartphone on the toilet are more likely to have hemorrhoids. How strong is their evidence? Photo: Svitlana Hulko/Shutterstock Is there any relationship between using your smartphone on the toilet and your hemorrhoid risk? Let's get into it. A study on this topic did find an association. …
Continue reading Claim: Using smartphones on the toilet increases hemorrhoid risk
Were all the variables in this study measured? Were any manipulated? Photo: Caftor/Shutterstock Psychology Today columnist Sebastian Ocklenburg summarized a recent study under the headline, The Dark Side of Emojis: A Surprising Link to Narcissism. Let's take a look. It's a recent correlational study that tested the link between various personality traits and emoji use. …
How could you test the hypothesis that the most successful pro athletes are more creative than average? Photo: Timothy A. Clary/AFP via Getty Images The Eagles are the most local team to my university (the University of Delaware is less than one hour from Philly), so we were excited when they won the Super …
Continue reading Some sports psychology behind the Eagles’ Super Bowl win
To do: Decide whether each study's variables are manipulated or measured. Check! GoodStudio/Shutterstock I wouldn't be able to get through my week without a to-do list. And now my habits are validated by this new story about research on to-do lists, which comes from the BBC News. The journalist summarizes a series of studies for …
Correlational and experimental research seems to converge on the conclusion that stress causes gray hair. Photo: Kunlathida6242/Shutterstock Can stress turn your hair gray? Here's a story on gray hair research, written by a New York Times science journalist. In our culture, we certainly believe that gray hair can be caused (in some cases at least) …
Photo: Viacheslav Lopatin/Shutterstock A story in PsyPost was headlined with, Prenatal cannabinoid exposure appears to have a strange impact on early language development. You might have noticed that the verb phrase, "has a strange impact on" is a causal one. We are being asked to believe that prenatal exposure to cannabis causes something in children's …
Continue reading Really? Prenatal cannabis exposure and early language development
Loneliness is associated with poorer health. Photo: JCVStock/Shutterstock Loneliness has been called an "epidemic" by the U.S. Surgeon General. People who report feeling lonely are also likely to suffer from poor physical health. In a recent international study on adults, researchers detected a curvilinear relationship between age and loneliness. The study was summarized by the …
Continue reading Loneliness and age: A curvilinear relationship