Alarmingly low rates of HIV testing among at-risk teenage boys

The majority of teenage boys most at risk for developing HIV are not being tested for the disease, reports a new Northwestern Medicine study. This lack of testing feeds the growing epidemic of undiagnosed HIV infections in the United States.

Daily exposure to ozone pollution linked to increased risk of death

Daily exposure to ground level ozone in cities worldwide is associated with an increased risk of death, finds the largest study of its kind published by The BMJ today.

Skin cancer diagnosis apps are unreliable and poorly regulated, study shows

Smartphone apps used as 'early warning systems' for skin cancer are poorly regulated and frequently cannot be relied upon to produce accurate results, according to new analysis by experts at the University of Birmingham.

Cervical cancer elimination possible within two decades in the US

Scaling up cervical cancer screening coverage in the U.S. to 90% could expedite elimination of the disease and avert more than 1,000 additional cases per year, according to a new study led by researchers from Harvard T.H. Chan School of Public Health. Their modeling study found that this would be the most effective way to speed up elimination, compared to current levels of screening and human papillomavirus (HPV) vaccination.