As Facebook and Twitter become the hubs of social life, some people reveal too much about themselves. Research suggests it feels good to brag about yourself online, with 80% of social media posts devoted to how we feel or think.

At age 3, around a quarter of children go online daily, increasing to about 50% by age 5. And if the internet really is as “dangerous as letting children go out into the street”, is child-friendly software and brightly-coloured ‘kid versions’ enough to keep Gen Z surfers safe and happy?

Researchers at Dartmouth College wanted to explore the link between students’ well-being and their academic performance. They developed the StudentLife app to measure stress, depression and loneliness, and automatically predict which individuals might be in need of assistance.

One in ten Americans are clinically depressed. As busyness becomes a status symbol for Millennials, the stress is mounting. 'Text therapy' platform Talkspace appeals to a generation accustomed to immediate answers with a tap of a smartphone – but is it effective?