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Melatonin is the body's natural bedtime reminder.Produced in the brain's pineal gland, the hormone helps regulate the body's natural sleep-wake cycle, otherwise known as circadian rhythm. Melatonin levels rise in the evening to promote…

It sounds almost too good to be true.A simple daily pill that can effortlessly banish a host of skin complaints – from pimples and excess oil to uneven tone, redness and even wrinkles.Just a few weeks is all it takes to reveal smoother,…

Drugs used to treat seizures could reverse common signs of autism, a new study suggests.Researchers from Stanford Medicine studied mouse models of autism spectrum disorder (ASD), which affects one in 31 US children and has seen a…

Good Anger by Sam Parker (Green Tree £20, 256pp)When the journalist Sam Parker told friends and colleagues that he was writing a book about anger, they were surprised. ‘You’ve never struck me as an angry person,’ was a common response.…