Michael Breus, PhD, a.k.a. The Sleep Doctor, tells his patients: “Don’t wait until bedtime to start thinking about your nightly rest,” reports Reader’s Digest.

Exposure to sunlight first thing in the morning helps stimulate alertness, elevate energy, and lift mood. It can also help you rest better at night. Our circadian rhythms are strongly influenced by light exposure. “My mornings feel easier and I’m getting to bed earlier,” a patient told me after starting morning sun sessions.”