Observational studies provide crucial information early during epidemics and pandemics, but they often suffer from methodological shortcomings, which can be resolved. Scientific research is a ...

Observational study designs like cohort, case-control, and cross-sectional are the backbone of epidemiology, but each comes with unique strengths, limitations, and bias risks. Understanding these ...

Recent high-profile failures of Alzheimer disease treatments at the clinical trial stage have led to renewed efforts to identify and test novel interventions for Alzheimer disease and related ...

Led by researchers at NDORMS as part of the Data Analysis and Real World Interrogation Network (DARWIN EU) initiative, a new European study has shown that carefully designed observational studies can ...

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, ...