What’s the Bottom Line? What do we know about the usefulness of complementary approaches for headaches? Psychological and Physical Approaches • Acupuncture may provide relief for some people with headaches. However, research suggests that part of its benefit may be related to expectations, beliefs, and placebo responses rather than the specific effects of needle placement. • Biofeedback techniques have shown potential for helping with tension-type headaches and migraines, though study findings