A class of drugs is now under suspicion of causing cancer in children, adolescents and young adults under the age of 30. These are called Tumor Necrosis Factor (TNF) blockers, and the U.S. Food and Drug Administration (FDA) recently released an update regarding its ongoing safety review of these drugs.

Rheumatoid Arthritis (RA) increases a person's risk for some types of cancer such as lymphoma and lowers the risk of other types such as colon and breast. Now, it seems medications for RA increase the risk for another kind of cancer.