Expert sleep tips for people who have SAD

Seasonal Affective Disorder (SAD) can have a big impact on our ability to get enough sleep. As the nights grow darker, fewer hours of daylight and colder temperatures can have an impact on mood and mental health, and it can also mess with our sleep patterns, with symptoms including disturbed…

Is the placebo effect just a myth?

Many people have accepted the idea that taking a placebo—for example, a pill with no active medicine in it—can have powerful effects on the body. The reality is quite different, according to the authors of a Perspective published today by the Medical Journal of Australia. A placebo is designed to…

Using silicone wristbands to measure air quality

A study by researchers at the Texas A&M University School of Public Health shows that inexpensive and convenient devices such as silicone wristbands can be used to yield quantitative air quality data, which is particularly appealing for periods of susceptibility such as pregnancy. The research team found that the wristbands,…

Can a Routine Cancer Scan Flag Depression?

Whole-body imaging that is performed routinely in the treatment of patients with multiple myeloma could offer the added benefit of flagging those with possible depression, “without extra dedicated brain images or increased radiation exposure or cost,” according to researchers at the University of Arkansas, in Little Rock, Arkansas. The team…