You know what cancer is, and the odds are good that someone you care about has been affected by the disease. But what does cancer do to the ...

More than 10 million Americans have undergone cancer treatment. Learn what happens when doctors fight cancer's spread.

You've heard the warnings about seeing a doctor if your erection lasts "longer than four hours." But that never really happens, ri...

Cancer doesn't discriminate, and anyone can get this disease. However, some factors can increase your likelihood of developing cancer.

Each year, one and half million Americans will be diagnosed with some form of cancer. If you or a loved one are among them, understanding th...

Depending on the dose, x-rays could potentially harm an unborn child.

Commercial air travel poses no special risks to a healthy pregnant woman or her fetus.

Acclimatization responses at altitude act to preserve fetal oxygen supply, but all pregnant women should avoid altitudes higher than 3,658m ...

It is especially important for pregnant women to adhere strictly to food and water precautions in developing countries because the consequen...

It's true that newborn babies are immune to many diseases because they have antibodies they got from their mothers.