New hope for beta males: "Macho gene" discovered

‘New evidence indicates that the SRY gene exerts “maleness” by acting directly on the brain and peripheral tissues to regulate movement and blood pressure in males.

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‘In view of this, we propose SRY provides a genetic basis to explain why the “fight flight” response Is manifested mainly in males rather than females.’

Although research into this has mainly been carried out in men – with no direct comparison to stress in women – they believe it could helps psychologists and lead to new treatments for personality disorders.

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