substances

WASHINGTON: Authorities on Thursday were trying to determine who sent suspicious letters, including some containing fentanyl or other substances, to local election offices, an attack that appears to have targeted multiple states in the…

From aloe vera to gasoline and even pickled Asian vegetables: Ten other 'possibly carcinogenic' substances following WHO's re-classification of aspartameThe sweetener aspartame is now classed as posing a 2B cancer risk, WHO…

As Canada’s supply of street drugs grows increasingly dangerous due to harmful additives, testing kits have offered a glimmer of hope for drug users and those working to help them. But on Monday, Health Canada warned that illicit drug…

TorontoToronto has updated its 14-month-old decriminalization request to the federal government, clarifying it wants a Health Canada exemption to cover all drugs for personal use, and that the exemption should extend to young people as well…

IMAGE: Dutee Chand tested positive for prohibited anabolic steroids during an out-of-competition testing and has been provisionally suspended. Photograph: David Ramos/Getty Images India sprinter Dutee Chand has tested positive for…

Applying either rosin powder made from pine resin or a wax-like sticky substance to a baseball significantly alters the friction between the pitcher's fingertips and the ball surface, which can in turn influence the rate at which the ball…

Despite advances in technology and availability, one of the best ways for parents and health care providers to prevent or help stop adolescent substance use is still an old-fashioned conversation, according to a new Viewpoint published in…

PFAS (per-and polyfluoroalkyl substances), a group of more than 4,700 fully synthetic compounds that are widely used in industrial and manufacturing processes and found in many consumer products, persist through wastewater treatment at…

James KarinchakPhoto: Getty ImagesIn a little over a year since MLB enabled umpires to routinely check pitchers for illegal foreign substances, there have been a few ejections, pitchers making scenes by stripping to their undergarments, and…

The Environmental Protection Agency (EPA) is set to designate 'forever chemicals' found in some tap water, food packaging and kitchenware as hazardous material as experts have learned in recent months that they are more dangerous than…