From cherry juice to white noise: I tested the most-hyped sleep aids – here’s what worked (and what didn’t)

Can a pillow spray or magnesium bath really improve your sleep? Our exhausted reviewer put 13 popular insomnia remedies to the test

• The best mattresses, tested

When I told my GP it often takes me three hours or more to fall asleep, she pulled the kind of face you never want to see on a doctor. She scribbled in her notes, and then said the dreaded phrase: “Have you tried sleep hygiene?”

Like most insomniacs, I’ve sleep-hygiened the heck out of my life. I go to bed at the same time every day in a TV-free bedroom with my phone far from reach and, when necessary, my husband in the spare room. Then I lie there, worrying about my failure to be sleep-hygienic enough.