2011年4月21日星期四

Aphrodisiac natural work? (LiveScience.com)

For people looking for a natural aphrodisiac, fear not that your supply of the penis of Horn and tiger rhino runs low. (They traffic in any way). Scientists have found in herbs and spices common aphrodisiac properties.

Researchers at the University of Guelph, in Ontario, the Canada, conducted a comprehensive review of dozens of studies on various plant and animal products considered as having aphrodisiac powers, ambrien (excreted from the intestines of the sperm whale; you do not want to learn more) to Spanish fly (neither Spanish nor a mouchemais such is the truth behind the aphrodisiac this) (called most).

Among them, the substances with the most potential - and, by coincidence, the more acceptable - are Korean ginseng and saffron. Yohimbine, of the West African yohimbe tree bark, also helped the sexual function in nine studies conducted over the past two decades; but the side effects of the yohimbine include convulsions and death, not the kind of rigidity most of the guys are after. [Natural Viagra: Spider Bite causes erection]

Nuts of nutmeg, cloves, garlic and Ginger nails, too, were at least moderately effective in animal studies. These results will appear in an upcoming issue of the International Journal of foraging.

A my mojo working

Aphrodisiac is a substance which increases sexual desire, or libido. Some experts of human sexuality extend this definition to include the capacity of the chemical product to increase sexual pleasure.

Compliance by the narrower definition, it is there has not known of natural aphrodisiacs. Viagra and Cialis are synthetic drugs, and yet they do not increase libido. His sexual desire, or mojo, must be working for these drugs in the workplace.

Alcohol simply reduced sexual inhibitions and reduced end sexual performance. MDMA or ecstasy, may increase the tactile sensation and thus improve sexual pleasure in this one respect; but, as with alcohol, drugs can impair the erection and delay or decrease orgasm for both sexes.

Psychoanalysis, also sexy as sounds, is the most common for libido, particularly when linked to depression or other psychological disorders.

Just crazy of Saffron

First saffron aphrodisiac properties were tested in rats, as if disorder rodents to mate. SAFFRON extract of rat increased erection frequency. (Editor's Note: use of this phrase for the first time!) Follow-up studies on human males with erectile dysfunction revealed how Saffron is slightly effective but all simply not as good as Viagra. The absence of side effects, however, pushes the call for further studies.

Panax ginseng - the good stuff from the Korea, sold as red ginseng if you trust or read the label - treated erectile dysfunction effectively in several human studies. Ginseng has also enhanced the sexual desire and excitement in both sexes, which raises the possibility that ginseng may be the first known legitimate natural aphrodisiac. Larger studies are needed, however.

Ginseng probably works as Viagra to relax muscles and improve blood flow in the genital area.

Yohimbine, familiar those without spam filters as ingredient in "natural" Viagra, seems to have aphrodisiac properties, according to numerous studies. Its potential, however, is hampered by many and serious side effects: kidney failure, panic attacks, hallucinations and death above. The range between the effective dose and dangerous dose is unknown, but seems to be rather narrow.

Basic nutrition

Most of the aphrodisiac claims are the stuff of folklore. Some are harmless: oysters are high in zinc, necessary for the production of sperm and rich D-aspartic acid and N-methyl-D-aspartate, which may increase testosterone. Chocolate a phenylethylamine and serotonin, chemicals that the light areas of pleasure in the brain. This does not - and none of the studies have shown - that chocolate increases sexual desire.

Maca root, you never find this herb in the Andean mountains, is highly nutritious and could help with sexual performance by increasing the blood flow. But, for the moment, this herb can be classified as aphrodisiac, nor the good state of general health and fitness can.

Many other so-called aphrodisiacs are dangerous - for the consumer or for endangered species, providing the ingredient. For example, Spanish fly is the ground - up blister beetle containing a juice called caustic acid CANTHARIDIN which causes a sensation of burning or swelling in the urinary tract resembling misinterpreted as sexual stimulation. Perhaps this is not good for the girl you love.

Before turning to exotic substances, consider improving your health. As indicated in the American Journal of Medicine in 2007, erectile dysfunction is strongly correlated with the poor state of physical health and inactivity: more 50 percent of diabetics, 44% of people with high blood pressure and 26% of subjects look three or several hours of television per day had difficulty achieving an erection "sometimes". or "always".

Side effects of diet and exercise include better confidence, which could still be the best aphrodisiac.

Christopher Wanjek is the author of the books "bad medicine" and "Food for work". His column, Bad Medicine, appears regularly on LiveScience.


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