Irritable Bowel Syndrome (IBS) patients receiving probiotics reported feeling less abdominal pain, less bloating, and were less likely to have persistent symptoms than IBS patients receiving a placebo substance.
In a sample of people using an online weight management system, more engagement with the social aspects of the program (e.g. commenting on forums or messaging other users) was associated with greater weight loss.
For doctors who prescribed more antibiotics than their peers, informing them of this fact led to reductions in their antibiotic prescriptions over a 6 month period.
Having bariatric surgery (the surgery that reduces stomach size) is associated with slight increases in suicide risk.
Patients were more likely to follow treatment recommendations for prostate cancer given by surgeons who disclosed their own biases for treatment choice.
People who lived in areas with more ocean visibility had lower levels of psychological distress (an indicator of mental health) regardless of income or neighborhood quality.
Children with cavities in their baby teeth were more likely to develop cavities in their teeth as adults.
Adolescent girls who reported using social networking sites more than two hours per day were more likely to report being dissatisfied with their body weight due to perceiving themselves to be overweight, as compared to those who used these sites less.
A projection model suggests that, assuming diets of equal calorie content, vegetarian diets that include dairy and eggs can feed the most people using the current agricultural land in the USA. A vegan diet actually feeds fewer people than eating an omnivorous diet that includes meat with 20% to 40% of meals.