Lake Mead officials are warning visitors in the Government Wash area about dangerous conditions because of poisons produced by blue-green algae.

Florida’s coastline is getting a clean bill of health this week as state biologists confirm that the organism responsible for red tide, Karenia brevis, has effectively vanished from state waters.

Wild-caught fish might sound like the best option when it comes to seafood, but that isn't always the case. In fact, there are some serious health risks associated with eating wild-caught seafood.

The feared algae outbreak in in the south of Norway has already started to take its first casualties and may be spreading wider.