Researchers from the University of Zagreb in Croatia found no relationship between pornography use and sexual desire, erectile function or the capacity for orgasms in a sample of men living in Croatia, Norway and Portugal.
Researchers from University of Cambridge in the United Kingdom found increased activity levels of genes controlling the immune system during colder times of the year.
Back expert Stuart McGill from McMaster University in Canada, and co-workers, found that doggy-style sex was the least stressful to the male spine, while the missionary position was least stressful to the female spine.
Becoming a father increases BMI, regardless of whether the father lived with the child or not— according to a study led by Craig Garfield from the Northwestern University Feinberg School of Medicine in Chicago.
The FDA warning included prescription and over-the-counter NSAIDs. Other studies have shown that NSAIDs slow muscle hypertrophy.
Lack of sleep disrupts energy balance, which determines whether you gain weight, lose weight or stay the same— according to a literature review and meta-analysis conducted by David Allison and colleagues from the University of Alabama at Birmingham.
Low testosterone levels are linked to increased total body fat, abdominal fat deposition and reduced muscle mass— according to a literature review by British researchers.
What is the smoking gun that explains modern sleep problems? Scientists found that the culprit is an unusual suspect hiding in plain sight— smartphones, tablets, backlit e-readers and computer screens.
Scott Collier, Jessica Alley and co-workers from Appalachian State University in North Carolina found that weight training helped people go to sleep faster and improved sleep quality.
A study led by Jennifer Rider from Harvard University found that frequent ejaculation reduced the risk of prostate cancer.