Previous research has suggested that low levels of blood oxygen associated with sleep apnea could prompt cancer development. But new research suggests that may not be the case.

People often associate foodborne illness with dairy and poultry, but even canned vegetables can pose a risk when prepared improperly.

Research has shown that mammograms can detect breast cancer earlier in younger women and lead to better outcomes. But they may also help older women with breast cancer.

Many people worry about having high blood pressure, especially if high blood pressure runs in the family. But low blood pressure may also be unsafe.

People with low incomes and diabetes sometimes have worse disease-related outcomes than those with more resources. Losing a limb from diabetes complications may be one of those outcomes.

In the past, video games have been associated with antisocial behavior. But a light amount of gaming may not damage kids' social adjustment.

High blood pressure is associated with serious medical issues like heart disease and stroke. But it may also affect mental clarity later in life.

Even with FDA approval, the overall safety of some prescription medications may be unknown.

The increased risk of heart problems in patients with elevated blood pressure is well-established. But lower blood pressure may not decrease the risk of stroke, heart attack and other complications.

Nursing homes provide around-the-clock care, primarily for older people with existing health problems. While many conditions can be managed over the long-term, some injuries like hip fracture can have severe short-term consequences.