Lifestyle & Health Halo Mon ,08 2525 3 weeks ago Last Updated : 12:30 PM Can melatonin really help with jet lag and sleep on flights? Here’s what experts say - Prestige Hong Kong Can melatonin really help with jet lag and sleep on flights? Here’s what experts say Prestige Hong Kong HALO NEWSLETTER Keep reading HALO with a Free Subscription unlock this story instantly and join members and pros reading HALO daily -It's Free SIGN UP LOGIN