A network meta-analysis of 55 studies suggests that safflower, rape, sunflower, and other seed oils are the best vegetable oils for improving cholesterol.

Clonazepam and Xanax both belong to a class of drugs called benzodiazepines. As a result, they are quite similar, but doctors may prescribe them for different reasons. Learn more about the differences in their uses, effects, and dosages here.

Psoriatic arthritis can cause stiffness and pain in the spinal joints, but early diagnosis and treatment can prevent complications. Here, learn more about how psoriatic arthritis affects the spine.