Individuals between 18 and 75 years of age with generally healthy skin are needed to donate small skin samples and/or urine and/or sweat samples for a research study at the Johns Hopkins Department of ...

Medical research plays a vital role in advancing healthcare, improving treatment, and informing public health policies. However, it can be difficult to understand a study or whether it is trustworthy.

Scientists work with many different limitations. First and foremost, they navigate informational limitations, work around knowledge gaps when designing studies, formulating hypotheses, and analyzing ...