Healthcare&WellnessNewsTechnologyWT | Member Pocket Sky Combats Jet Lag and Winter Blues by Letting You Carry the Sunshine with You By Cathy Russey - 7. February 2019 Image: Pocket sky Jet lag is a major issue for aircrews and frequent business travelers. At the same time sunlight affects your mood, sleep, well-being, or metabolism. Whenever winter casts you down, a […] To access this page, watch the live stream and videos on-demand, you must purchase the Free Subscription, Premium Subscription or Premium Subscription (6 months, special rate).