This project was supported by Contract EP-C-14-005, Task Order #5, between the National Academy of Sciences and the US Environmental Protection Agency. Any opinions, findings, conclusions, or ...

A new publication in Nature Reviews Methods Primers provides essential guidance for conducting rigorous systematic reviews on studies with animals and cells. It also highlights the benefits of these ...

When scientists and regulators need clear answers to health risks—such as whether Tylenol causes autism (it doesn’t)—they typically turn to systematic reviews, widely regarded as medicine’s gold ...

Objective To evaluate systematic reviews of randomised controlled trials (RCTs) on the effects of exercise on general cognition, memory and executive function across all populations and ages. Methods ...

Correspondence to Mr Paul Blazey, Department of Physical Therapy, The University of British Columbia, Vancouver, Canada; paul.blazey{at}ubc.ca Objective Clinicians treating patients with ...