Health

WASHINGTON — U.S. regulators have approved the first drug with a sensor that alerts doctors when the medication has been taken, offering a new way of monitoring patients but also raising privacy concerns.

CHICAGO — The first U.S. study to compare two treatments for opioid addiction finds a monthly shot works as well as a daily drug to prevent relapse. The shot requires days of detox first and that proved to be a stumbling block for many.

EDMONTON — Alberta health officials say online hookup sites and anonymous sexual partners have contributed to an increase of sexually transmitted diseases to outbreak levels.

EDMONTON — Alberta is putting the legislative pieces in place for legalized marijuana, starting with changes to align its rules with pending Criminal Code amendments.

MONTREAL — Anyone has the right to refuse a blood transfusion, even if it means certain death, says a Quebec coroner who studied the circumstances surrounding the deaths of two Jehovah's Witnesses who had recently given birth.

MONTREAL — A siren system that was tested on Tuesday and designed to alert Montrealers about any major industrial accident was too weak and not distinctive enough, according to some citizens.

CHICAGO — An increase in suicide rates among U.S. teens occurred at the same time social media use surged and a new analysis suggests there may be a link.

WASHINGTON — Federal health authorities are warning about reports of injury, addiction and death with a herbal supplement that has been promoted as an alternative to opioid painkillers and other prescription drugs.

TORONTO — Shoppers Drug Mart is looking to hire a medical marijuana brand manager as it tries to position itself in the burgeoning cannabis market, even though it is not currently legal to distribute the drug through pharmacies.

ANAHEIM, Calif. — New guidelines lower the threshold for high blood pressure, adding 30 million Americans to those who have the condition, which now plagues nearly half of U.S. adults.