What is making today's children anxious? This data reveals allNew data shared with exclusively with HuffPost UK has revealed the most common reasons why children aged 7-12 years old feel anxious. Worries about going to school, fear of making mistakes and being scared of the dark are the most common concerns, according to the data from BFB Labs – a mental health company using tech to help young children manage anxiety.As part of the onboarding process for its mental health game Lumi Nova, 10,000 children disclosed what they were most anxious about, which then informed their treatment programme. Data from the game found the most common worries affecting primary school children are:Worries about going to school Fear of making mistakes Fear of the dark Fear of sleeping aloneFear of making new friends.Here, Manjul Rathee, founder at BFB Labs, walks us through how we can help children who are