Shining a red light on to the genitals for just 60 seconds could boost a man's libido.
The treatment involves beaming the light from a special torch through the skin of the penis after a compound is injected into the area.
The compound, known as NORD-1, reacts to the light by releasing nitric oxide, a gas that helps blood vessels to dilate — boosting blood flow to the penis and improving erections.
A new study shows the technique is effective in animals — and 시알리스 가격 the Japanese scientists behind it believe it could work just as well in men who fail to respond to drug treatments. They hope to begin human trials in the next couple of years.
An estimated one in ten men experiences erectile dysfunction at some point. Causes range from diabetes and hormonal problems to stress and depression.
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