Earlier this year, the US Food and Drug Administration (FDA) gave a speedy approval to a new medication to treat a rare blood disease. Now, the FDA has expanded that approval.

A common treatment for pregnant women prone to blood clots is a daily injection of blood thinner into the stomach. It's intended to prevent pregnancy complications, but recent research suggests this treatment may not work.

The maker of a new anti-clotting medication may have withheld important safety information from regulators, according to several new reports.

The US Food and Drug Administration (FDA) approved Zydelig (idelalisib) today to treat patients with three types of blood cancers.

One of the few vaccines that can actually protect against cancer is the human papillomavirus (HPV) vaccine, which prevents four strains of HPV. But some parents have expressed concerns about the safety of the HPV vaccine.

Pulmonary embolism is a condition that can strike suddenly, sometimes with deadly consequences. New research on treatments for the condition could lead to better outcomes and understanding of risk factors.

Children in remission from leukemia, the most common childhood cancer, need to take a certain medication to keep the cancer from coming back. But some of these children are not receiving all the medication they need.

Multiple myeloma is a cancer that develops in the bone marrow and is considered by many to be incurable. An engineered measles virus, however, may change that.

With increasing survival rates for many types of childhood cancers, some of these cancers are approaching cures. Several key events have made this possible.

Many people consider living near traffic to be dangerous for children, fearing accidents. New research suggests that traffic can be harmful to children for other reasons.