- Clinical trials test new drugs in many places.
- Few trials reflect people in the United States.
- Black people are often underrepresented in trials.
- Hispanic people are often underrepresented too.
- Asian representation has increased over time.
- White participation has stayed mostly stable.
- Many trials run only in a few regions.
- Parts of Africa and Latin America are left out.
- Researchers say we need more diversity early.
- This change can affect how drugs work.
Difficult words
- clinical trial — A study to test a new medicine.Clinical trials
- underrepresented — Not having enough people from a group.
- representation — The presence or number of a group.
- diversity — Many different kinds of people in a group.
- region — A large area or part of a country.regions
- researcher — A person who studies and tests things.Researchers
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Would you join a clinical trial?
- Should trials include people from different regions?
Related articles
Needle-free spray delivers last-resort antibiotics
Researchers developed a needle-free spray-mist device to push last-resort antibiotics through the skin into infected tissue. The method aims to treat drug-resistant infections while reducing organ damage linked to intravenous delivery.
Blocking a key immune signal may prolong post-surgery pain
A study led by Geoffroy Laumet found that blocking the immune molecule TNF-α after surgery in mice made pain last longer. The authors warn this does not mean stopping all anti-inflammatory treatment and call for targeted approaches.
Exercise helps reduce 'chemo brain' during chemotherapy
Researchers tested a home exercise program during chemotherapy and found patients who followed it kept daily activity and reported clearer thinking. The trial compared a six-week exercise plan with standard care during treatment.