 Can't sleep? Trouble concentrating? Dry, itchy skin? Urinating more often? These are some of the symptoms of kidney disease. Many people don't understand what kidney disease is, who is at risk, and what they can do to avoid serious kidney health issues. Find out if you are at risk. Go to OptumKidneyCheck.com to take a simple survey that can help you see if you're one of the one in three people who is at risk of developing kidney disease. That's OptumKidneyCheck.com, a public service message from the National Kidney Foundation, Optum Labs, and this station.