I've just returned from the latest excellent Talk About Trust's 2025 conference in Bournemouth, where someone mentioned the dire effects of blue light from smartphones on the sleep patterns of teenagers. This is widely talked about and may be something of a core belief in our community (1), but is it really something to worry about?
SHEU is perhaps best known for its lifestyle surveys, available on paper and online, which cover a wide range of topics related to health and well-being.