Smokers, it’s never too late to quit — and there may now be even more good reasons to do so.

Heart risks can show up in some surprising places.

Pneumonia can be a serious illness that can lead to time in the hospital for little ones. But a new vaccine may prevent the disease in this population.

Americans may be living longer than ever before. In a new Centers for Disease Control and Prevention (CDC) report, measures of life span were up and rates of death were down.

Dentures can help the elderly maintain a normal lifestyle and diet in spite of age-related dental health problems. But the false teeth can also pose a risk for serious illness if proper oral hygiene isn’t followed.

As people age, nursing homes are often a good option for around-the-clock care. But new research found that nursing home patients faced an increasing risk for infections.

Vaccines can be used to protect against both viruses and bacteria. But bacteria have a secret weapon that makes them harder to fight.

While some antibiotics may cure a bacterial infection, they also may be linked to less desirable health effects.

Sleep apnea affects about a fifth of Americans and has been linked to heart disease and brain dysfunction. It's possible that this condition is associated with lung disease as well.

Antibiotics completely revolutionized the way medicine is practiced. But they brought a downside too — when bacteria learned to fight back.