Researchers report that pregnant women who have breast cancer can be treated safely with chemotherapy during the second and third trimesters. Most of the babies will not experience pronounced short-term problems linked to maternal treatment.

Researchers at the M.D. Anderson Cancer Center, in Houston write, "Further follow-up of the children is required to determine the potential long-term effects of this exposure...However, our short-term data is reassuring

Researchers may have found the gene mutation that is responsible for the mental retardation seen in Down syndrome.

According to a new study, published in the journal Neuron, the finding may be the first step in isolating, stopping, and possibly reversing the process

A new study proves a test that detects Down syndrome in the first trimester of pregnancy is highly accurate.

Down syndrome is one of the leading causes of mental retardation and birth defects, found in one in every 660 pregnancies