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 ...

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, ...

• 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 ...