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All News

Biological sex at birth isn’t random, study finds

A child’s biological sex at birth may not be a 50-50 toss-up, according to a new study.

In the MediaFamily of four boys
Global Health

Childhood lead exposure leads to billions in productivity losses in low- and middle-income countries

A new study quantifies the large productivity losses in low- and middle-income countries—billions of dollars’ worth—that can be attributed to lead exposure in children.

Children in Cambodia

Opinion: Independent medical journals key to medical progress

Medical journals must be able to operate independently, free of political interference, according to two editors of such journals.

In the MediaCloseup of the homepage of the New England Journal of Medicine, a peer-reviewed medical journal published by the Massachusetts Medical Society, seen on an iPhone.
Food, Nutrition, Diet

Loss of NIH funding jeopardizes landmark Puerto Rico nutrition, health studies

Josiemer Mattei discusses public health research projects in Puerto Rico that are at risk after funding was cut.

A research assistant measures a participant's blood pressure.
Food, Nutrition, Diet

Indian Ocean fisheries play significant role in providing food, nutritional health for millions

Seafood from the Indian Ocean, which contains high levels of micronutrients relative to its share of the global seafood supply, plays a critical role in providing nutritious food and nutritional security for millions who live near the ocean and beyond.

In the Media

Opinion: Hospitals can reduce errors with simple safety protocols

Over the past couple of decades, hospitals have implemented safety protocols to prevent medical mistakes—but more improvements can be made, according to Harvard Chan School’s Larry Tye.

In the MediaSurgeons work in an operating room.
Global Health

Estimating investment needed to optimally combat HIV, TB, and malaria

Continued investments in the fight against HIV, tuberculosis, and malaria could result in enormous health gains and a high return on investment, according to a new study.

In the MediaA person receives a vaccine shot in the arm.
Environment & Climate Health

Living near St. Louis-area Coldwater Creek during childhood linked with higher risk of cancer from radiation

Living near Coldwater Creek—a Missouri River tributary north of St. Louis that was polluted by nuclear waste from the development of the first atomic bomb—in childhood in the 1940s, ’50s, and ’60s was associated with an elevated risk of cancer, according to a new study led by Harvard T.H. Chan School of Public Health.

Coldwater Creek in suburban St. Louis
Infectious Diseases

Rise in antibiotic-resistant gonorrhea may be due to wide use of doxycycline for other STIs

Gonorrhea bacteria are becoming more resistant to the antibiotic doxycycline, potentially because the drug is taken after unprotected sex to preemptively lower the chance of contracting other sexually transmitted infections, according to a study.

In the MediaAn illustration of gonorrhea bacteria.
Infectious Diseases

Vaginal probiotics may not provide purported health benefits

Although vaginal probiotic products are marketed to promote vaginal health and treat infection, current scientific evidence does not necessarily support these claims, according to experts.

In the MediaA person pours out pills from a bottle into their hand.
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