A study by the German medical department shows that the tie is tied to the neck and the abdomen is likely to cause glaucoma.
Researchers tested 40 male citizens, indicating that most of the eye's eye pressure increased by 20% after 3 minutes of tie. Department of tie oppression of the neck vein, affecting blood circulation, the eye has a negative effect.
German experts suggest that the tie should not be too tight. Tie tie tight will oppress the neck of the vein, causing more blood to the eye, so that eye pressure increases. Eye pressure is too large, the final eye may cause more serious damage than glaucoma. Tie tie tight and neck rough men should be wary of long-term damage to the eye.
German expert advice, actually belong to the collar size category.
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