The FDA banned the use of red dye No. 3 in foods and medicines sold in the U.S. because it has been shown to cause cancer in rats. The action highlights the limits of a federal law known as the Delaney clause.

The U.S. on Wednesday banned the use of a synthetic food dye that gives some candies, cakes and certain oral medications a cherry-red color, following evidence that the dye causes cancer in laboratory rats.

"The FDA cannot authorize a food additive or color additive if it has been found to cause cancer in humans or animals. Evidence shows cancer in laboratory male rats exposed to high levels of FD&C Red No.

Kate, the Princess of Wales, announced Tuesday that she is in remission from cancer, less than one year after shared her diagnosis publicly. The 43-year-old princess shared the update in a statement on X, writing, "It is a relief to now be in remission and I remain focused on recovery."

Danielle Fishel is sharing an update about her health, saying she has completed “active cancer treatment” following her announcement in August that she was diagnosed with DCIS, which stands for ductal carcinoma in situ and is a form of breast cancer.

The 'Boy Meets World' alum has been dealing with painful side effects following 20 rounds of radiation to treat breast cancer.