It's supposed to be the best time of your life…but that's often not the case for many young people.
Government figures show that one in ten children of school age have a diagnosable mental health problem, including anxiety and depression.
The mental health charity, Young Minds, suggests that one in five show signs of an eating disorder.
In our latest update from Fixers - the campaign that gives young people a voice - a young Hampshire woman, who had severe depression and anxiety as a teenager, is on a mission to ensure schools support their pupils.
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A damp and cold night ahead. Valentine's Day will start cloudy but become brighter in the afternoon. Risk of showers along the Kent coast.
Cold and damp tonight with outbreaks of rain. A cold and dull start to Valentine's Day but becoming drier and brighter by the afternoon.
Rain turning more patchy this afternoon but more persistent along the coast. Feeling cold in the brisk north-easterly wind.