CLEVELAND (Ivanhoe Broadcast News) -- Being a teenager is tough these days, but it's especially tough if you're always tired. Now a simple X-ray taken at your children's orthodontist could hold the key to helping them sleep better.

Detecting Concussions on the   Sidelines

ATLANTA (Ivanhoe Broadcast News) -- A big hit during a football game ... The impact of a car crash. Both can cause serious head injuries.

Breakthrough Brain Surgery

PITTSBURGH (Ivanhoe Broadcast News) -- Imagine checking into the hospital for brain surgery on a Wednesday and being home to enjoy your weekend with no scars or side effects. High-tech medicine is making that all possible, and the key to its success is as plain as the nose on your face.

Danger in Your Backyard

DULLES, Va. (Ivanhoe Broadcast News) -- There could be dangerous chemicals lurking in your own backyard, putting you and your family at risk. The harmful chemical arsenic, once used to treat lumber, and now primarily used in pesticides, can make its way into the ground and linger for decades, turning clean soil into tainted dirt. Now, scientists are getting down and dirty with a new way to clean it up.

Fiber Optic Laser

WINSTON-SALEM, N.C. (Ivanhoe Broadcast News) -- New technology is clearing the way for easier, safer and less-expensive surgeries for some patients.

Cell Phone Risk

LAWRENCE, Kan. (Ivanhoe Broadcast News) -- Sealing a business deal, talking with your friends, making plans, checking messages ... Just how dangerous is driving and talking on a cell phone? New research that proves driving and dialing don't mix.

Shedding Light on Heart Plaque

LOS ANGELES (Ivanhoe Broadcast News) -- Plaque build-up in the heart is not a good thing. But not all plaque is created equal. The most dangerous type -- called vulnerable plaque -- can lead to a heart attack. With new technology in the works, doctors may soon be able to tell their patients just what kind of plaque they have and how high risk they really are.

Safety-Proofing Plastic

CLEVELAND (Ivanhoe Broadcast News) -- Researchers are constantly looking for new ways to make the materials we use better. Now, they may have found one -- a plastic that changes color when it's about to be damaged.

Breathing Easier

BALTIMORE (Ivanhoe Broadcast News) -- Transplant surgery is always risky. Not just the surgery, but also living life after a transplant. A new treatment is helping some patients live longer, healthier lives.

Saving Butterflies

LAWRENCE, Kan. (Ivanhoe Broadcast News) -- We've seen them and probably taken them for granted. But if we don't do something now to save the monarch butterfly, they could disappear. Now scientists have a new plan to help put these butterflies back on the map.

Cloned Apples

STATE COLLEGE, Penn. (Ivanhoe Broadcast News) -- Apple season is right around the corner, but do you know where your apples are coming from? Researchers are using science to make apples better than ever -- and easier on your pocketbooks!

Test for Imminent Heart Attacks

CLEVELAND (Ivanhoe Broadcast News) -- For many people the first sign of heart disease is a heart attack ... And one out of three people who have a heart attack die. The problem? Current blood tests only tell doctors if a heart attack has already happened. Now a new blood test could let doctors know who needs aggressive heart help, before a heart attack happens.