Portland is the largest city in the U.S. that has yet to approve fluoridation to combat tooth decay.
Portland is considered one of the nation’s most liberal, and the issue presents a clash between two progressive positions: the desire to improve the dental health of low-income children and the impulse to avoid putting anything unnecessary in the air, food or water.
Many in Portland and the state have long opposed public fluoridation, saying it’s unsafe and violates an individual’s right to consent to medication. While 73 percent of the U.S. population drinks water treated with fluoride, the rate is less than 25 percent in Oregon.
Read more at The Washington Post.