1. They gain or lose weight suddenly, and cannot sleep well and concentrate.
2. The incessant explosions during the celebrations can cause many people to lose sleep, especially elderly people and infants.
3. He will not lose any sleep over the pecking order within the team, either.
4. Nobody seemed to lose sleep over the prospect of looking bad compared to him.
5. Victoria Green needs no convincing that getting more sleep has helped her lose weight.