Author: NADIA KOUNANG, CNN

Pollution affects nation's health

On Wednesday, the US Environmental Protection Agency under President Trump finalized its rollback of President Obama's signature climate policy -- the Clean Power Plan, which aimed to reduce coal-fired power plant emissions. The administration will replace the plan with the Affordable Clean Energy Rule.

FDA confirms PFAS chemicals in US food supply

The US Food and Drug Administration confirmed that PFAS chemicals have made their way into the US food supply. On Monday, the FDA publicly acknowledged the initial findings of the agency's investigation into how the "forever chemicals" have been detected in the foods we eat.

FDA to hold hearing on effects of CBD products

Cannabis-related products have flooded the market, making health claims about pain relief, immune function and anxiety and depression. But the US Food and Drug Administration says there is little known about how effective they are. On Friday, the FDA held its first hearing to assess the safety and

Study finds CBD effective in treating heroin addiction

Cannabidiol, the non-psychoactive ingredient in hemp and marijuana, could treat opioid addiction, a new study says. Given to patients with heroin addiction, cannabidiol, also known as CBD, reduced their cravings for the illicit drug as well as their levels of anxiety.