today’s topics:
- An optimistic outlook 'means you live longer'

- Barely any UK teens meeting exercise and screen time guidelines

- World Hunger - Why are so many people hungry?

2. Poll

Poll Question: Optimists are more likely to live longer than those who have a more negative approach to life. A US study finds positive people are more likely to live to the age of _ or more.

Options: 65; 72; 85; 93