Nicotine products like pouches and patches are being promoted for cognitive enhancement, stress reduction, improved athletic performance and much more – with little scientific evidence.
Articles on TC global health
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Moving can change the conditions that shape health, so health and social policy must plan for a mobile population.
Creating a quieter environment can improve your health – but you have to know what you’re listening for.
Smartwatch users should be wary of relying too heavily on these devices’ algorithmic measurements.
Teenage pregnancy makes visible the pressures, relationships and reproductive conditions that shape young people’s lives across southern Africa.
Most people on GLP-1 drugs can safely fast for Yom Kippur or other religious observances, but they may need to plan ahead, take certain precautions or be ready to call it quits if they feel ill.
Pittsburgh helped pioneer the polio vaccine. Now, as measles cases rise across Pennsylvania, an epidemiologist explains the disease and the vaccine that prevents it.
As dengue spreads further outside its normal tropical zones, doctors and patients need to know what to watch for.
South Korea’s unusually rapid transition to a super-aged society means it has had little time to find solutions for pension funding and healthcare for the elderly.
South Africa runs a single waiting list for all transplant recipients, whether from the private or public sector.
The pain of post-herpetic neuralgia can drive people to the point of suicide. Researchers are getting closer to pinpointing its cause – which may extend to other forms of neuropathy.
Portugal’s remarkable public health strides after changing its approach to drugs may not be replicable in other countries absent broader systemic reforms.
Every dollar invested in hearing care returns about $16. So why are 98% of Africans who need a hearing aid still going without one?
Tailored interventions are crucial for improving equitable access to maternal healthcare for women with disabilities.
Drawing lessons from Sierra Leone and having watched the mid-2026 outbreak in the DRC, I conclude that it risks become a global epidemic.
Group interpersonal psychotherapy is an effective way to manage depression among perinatal adolescents.
The next phase of the response must not be about deploying more people into communities simply to deliver interventions.
These apps and software programs could provide access to lifesaving screening – if researchers can find a way to remove the baked-in bias.
From eggs and jalapenos to dog food, granola and pet turtles – it seems like you can catch a Salmonella infection from just about anything these days.
For some illnesses, shorter courses of antibiotics work just as well as longer ones, but researchers are still working out the ideal timescales for many infections – and it may not line up with when you feel better.
Top contributors
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Professor of Medicine and Public Health Sciences, Medical University of South Carolina
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Clinical Epidemiologist, Washington University in St. Louis
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Distinguished Professor of Pharmacy Practice, University of Connecticut
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Research Fellow in Media and Information, Michigan State University
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Communication and Education Specialist at the Children’s Institute, University of Cape Town
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Senior Specialist Scientist, South African Medical Research Council
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Senior Scientist, South African Medical Research Council
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Ph.D. Candidate in Chemical Engineering, Penn State
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Provost Associate Professor of Marketing, American University
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Associate Professor of Marketing, Texas Tech University
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Professor of Medicine, Case Western Reserve University
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Associate professor, University of the Western Cape
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Assistant Professor of Health and Kinesiology, University of Illinois Urbana-Champaign
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Research Scientist, African Population and Health Research Center
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Associate Professor of Clinical Medicine, University of Miami