Fitness

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.

People in activity-friendly neighborhoods (those with more pedestrian-accessible intersections, public transit stops, and public parks nearby), tend to get more exercise.

Compared to a group who got pamphlets about weight loss, using a smart-phone app designed to help with weight-loss that offered health interventions and monitored participants did not lead to more weight loss over a two year time span, even for those who received personalized coaching.

Greater self-reported intake of fruits and vegetables (particularly high-fiber, low-carbohydrate vegetables) was associated with long-term weight loss and management.

PLOS Medicine

Arthroscopic knee surgeries have been shown to be no more effective than a fake (or so called Sham) surgery for treating patients with osteoarthritis.

Compression garments provide no measurable performance gain in sports, though they may help reduce muscle soreness if worn for 24 hours after exercise.

BMJ

Fitness

Varying your walking speed burns more calories than walking at a constant pace.

High school students reported increased self-esteem after participating in an 8-week aerobic fitness program that involved exercising for 45-60 minutes three times a week.

Biological Forum - An International Journal

The preferred female waist-to-hip ratio in the western world has fluctuated over time, gradually decreasing from the 15th century onward, then increasing again in the second half of the 20th century.

PLOS ONE

When adjusted for carbohydrate, fat, and protein content, fast food was equally as effective as sports supplements (such as energy bars) for post-workout recovery in a study with 11 trained male athletes.