The Nature Index tracks primary research articles from 145 natural-science and health-science journals, chosen by an independent group of researchers. The Nature Index provides absolute Count of ...

Jessica Rendall is a reporter with experience covering a variety of health and wellness topics, including chronic disease, ...

• The choice between an observational study and a randomized controlled trial (RCT) is not binary. • No algorithm exists for determining whether an observational study or an RCT is best for answering ...

Doctors, patients, and other decision makers need access to the best available clinical evidence, which can come from systematic reviews, experimental trials, and observational research. Despite ...

Aspirin Use and Colorectal Cancer Survival According to Tumor CD274 (Programmed Cell Death 1 Ligand 1) Expression Status ASCO believes that high-quality observational studies can advance ...

Medical research is essential for advancing the understanding of health, diseases, and treatments. There are many types of studies that serve different purposes. Medical research, or health research, ...

We identified research questions for each category, broke them down to clinical information elements, and mapped them to the mCODE model. Gaps were further categorized as model deficiencies, ...

Nancy Dreyer, PhD, MPH, FISE, chief scientific advisor to Picnic Health, shares some of the ways that direct-to-patient approaches have improved observational research. Direct-to-patient approaches ...

Jerry Ferkingstad's May 17 Local View column, "Research methods at Ely bear center yield skewed results," was a refreshingly honest look at Lynn Rogers' observational bear research. Validated research ...

Decades of research have established a significant link between physical activity and health, influencing agenda setting, policy making and community awareness.1–4 However, the field continues to ...

Medical research shapes healthcare every day, but not all studies are created equal. Knowing the differences can help you feel more confident reading health information online and understanding what ...