It's Day 4 of the White House's new messaging push for the Affordable Care Act. Today the goal is to tell the stories of people with pre-existing conditions who are now entitled to coverage under the new health care law.One such story comes from within the White House.

With babies getting bigger and moms' pelvises getting smaller, it's no wonder moms have problems in delivery these days. Inventors have come up with all kinds of devices to help babies into the world. Some seem promising, but others are a little far-fetched.

Most people know about advance directives for end-of-life care. But many don't know about a one-page form designed to let people who are very old or sick specify just how much medical care they want. It's signed by a physician, so it's got teeth. But some disability advocates say it may go too far for some people.

Surgeons are comparing how much each patient and operation costs the hospital. It's one of many experiments set in motion by the Affordable Care Act.

European drug regulators are warning that the emergency contraceptive called Plan B does not work in women who weigh 176 pounds or more. The warning follows a September study showing an increased number of pregnancies in women who had taken Plan B.

Large family gatherings to give thanks and share meals sometimes lead to sharing germs.

Everybody knows that you're not supposed to smoke while you're pregnant because it's bad for the baby. But nicotine patches often used to help women quit may pose a risk too, researchers say. Other forms of nicotine replacement may do less harm.

More older Americans are joining the information superhighway, but many seniors don't have the resources, devices or skills to navigate the Web. One pilot program is giving seniors tablets and training to help them combat isolation while staying safe online.

State officials won’t order insurance companies in Indiana to reinstate insurance policies they canceled in accordance with the federal Affordable Care Act, despite requests from President Barack Obama.

Newborns showed signs they're aware of and feel ownership over their bodies. Scientists measured how long babies watched a video of another baby being stroked on the face with a paintbrush in a variation on old psychology experiment.