More older people are using cannabis products regularly, but research suggests their cannabis-related health problems are ...

The study found people who used cannabis chronically - including in edible form - had significantly reduced vascular function ...

Cannabis is the most commonly used federally illegal drug in the United States, used by about 52.5 million people, or about ...

Your best bud might be breaking your heart. Though many Americans believe daily marijuana use is safer than tobacco, a new ...

Experts warn of cardiovascular risks from chronic cannabis use, as a UC San Francisco study shows similar vascular effects to ...

Growing a third of America's crops and generating billions of dollars each year, California's Central Valley is both an ...

What’s the difference between heat exhaustion and heat stroke? Who’s most at risk? A California doctor answers your questions.

A new COVID-19 variant is quickly spreading across California, and health experts are warning it could lead to a surge of ...

Artificial intelligence — or AI — might already be in your doctor’s office. Some providers use it to take notes at ...

These bacteria-ridden beaches failed to meet state health standards for recreational waters, the Surfrider Foundation says.

A study by scientists at the University of California, Riverside shows ultrasonic cigarettes, or u-cigarettes, marketed as a ...