Stress can increase the hormone cortisol in your body – and that can directly affect your skin. Dermatologist Elizabeth Hale, MD explains how diminishing stress is as easy as breathing.

Watch more 30 Days of Beauty tips.

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.