Chemicals used to treat drinking water for millions of Americans may raise the risk of cancer and lead to other unintended health hazards, according to a report released today by the Environmental Working Group, an advocacy organization.

A California lawmaker is urging federal regulators to investigate a new tanning industry group he says is using “junk science” to mislead the public about the risks of sunbeds.

A new campaign by the tanning industry to promote the safety of sunbed use has come under fierce attack from the American Academy of Dermatology, which is accusing the industry of making claims that are “ridiculous” and unsupported by scientific evidence.

Lung cancer takes more lives than any other cancer. This year it will kill an estimated 160,340 Americans – more than breast, colon and prostate cancers combined. Yet while lung cancer remains largely a death sentence — just 15.9 percent of those diagnosed are alive five years later — the federal government funds far less research on the disease than on other common cancers.