Splash your face with cold water or use chilled eye patches. Doing this instantly reduces puffiness and awakens you.

• Stand up straight. Good posture signals energy, even if you're faking it.

• Moisturize your face (and lips). Dull, dry skin is a dead giveaway.

• Style one thing intentionally. Whether it’s your hair, an outfit or an accessory, looking pulled together
tricks the brain and everyone else.

• Smile or laugh once, and even fake it. Smiling boosts circulation and awakens your whole face.