People can raise their pain threshold by altering brain chemistry, study in arthritis patients shows

The numbers of opiate receptors in the brain increases to combat severe pain in arthritis sufferers, researchers have shown for the first time. By applying heat to the skin using a laser stimulator, the researchers showed that the more opiate receptors there are in the brain, the higher the ability to withstand the pain.
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Better communication about sex is just as effective as 'female Viagra'

A hormone treatment with oxytocin improves the sexual experience of women suffering from sexual dysfunction. However, a control group that only received a placebo via a nasal spray, showed similar improvements. Sexual dysfunction in women is therefore not merely a question of a chemical hormone deficiency but is often also a sign of a lack of communication with a partner and an expression of everyday stress, emphasizes an expert.
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