Exposure to air pollution is associated with osteoporosis-related loss of bone mineral density and risk of bone fractures, according to a new study by researchers at Columbia University’s Mailman School of Public Health. Their findings are published in The Lancet Planetary Health.

Researchers investigating ways to deliver high doses of cancer-killing drugs inside tumors have shown they can use a laser and light-activated gold nanoparticles to remotely trigger the release of approved cancer drugs inside cancer cells in laboratory cultures.

Manufacturers are increasingly using encapsulated coal ash from power plants as a low-cost binding agent in concrete, wallboard, bricks, roofing and other building materials. But a new study by U.S. and Chinese scientists cautions that coal ash from high-uranium deposits in China may be too radioactive for this use.

Sulfur dioxide is an air pollutant that causes acid rain, haze and many health-related problems. It is produced predominantly when coal is burned to generate electricity.

Air pollution in the Indian capital of Delhi has reached extraordinarily high levels, equivalent to smoking two packs of cigarettes a day, the nation’s doctors and public health experts warned this week.

Significant financial stress is associated with a 13-fold higher odds of having a heart attack, according to research presented at the 18th Annual Congress of the South African Heart Association.

A new systematic synthesis by researchers at the University of Hawai?i at M?noa shows that there are at least 27 different physiological pathways in which a heatwave can kill a human being, and everyone is at risk.

Researchers at McMaster University have developed a new drug screening technique that could lead to the rapid and accurate identification of fentanyl, as well as a vast number of other drugs of abuse, which up until now have been difficult to detect by traditional urine tests.

The method, outlined in the current edition of the journal Analytical Chemistry, addresses a serious public health emergency related to opioid addiction and unintentional overdose deaths: the lack of a reliable and inexpensive test that allows for comprehensive surveillance of synthetic drugs flooding the illegal market.

Encouraging children to drink plain water with their school lunches could prevent more than half a million youths in the U.S. from becoming overweight or obese, and trim the medical costs and indirect societal costs associated with these problems by more than $13 billion, a new study suggests.

Conventional thinking holds that current climate warming will increase the prevalence and transmission of disease.