A sulfur smell in urine is most often the result of eating asparagus, says WebMD. This is due to the breakdown of methyl mercaptan and other sulfur compounds in asparagus. More » Science Human Anatomy

Urine containing a low level of water can smell like ammonia, according to Mayo Clinic. It can also be a sign of infection or urinary stones, WebMD adds. Sweat that smells like ammonia may be a sign of too much protein a... More » Health Conditions & Diseases

A smell of sulfur coming from a car's exhaust pipe is a good sign that there is a problem with the catalytic converter, according to Cars Direct. The smell, similar to rotten eggs, indicates that the sulfur present in ga... More » Vehicles Car Parts & Maintenance
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Pee, or urine, may have an odor because of a person's diet or health reasons. Diabetes or a urinary tract infection can produce a specific odor in urine. Some foods, such as asparagus may also make a person's urine smell... More » Science Human Anatomy

Dark urine is typically the result of inadequate fluid intake, explains WebMD, while incontinence is the product of several factors. These include an overactive bladder, excessive fluid intake, and irritation of the blad... More » Science Human Anatomy

Having a high protein count in urine can be the result of kidney disease or other chronic medical condition, or it may be something temporary, states American Kidney Fund. Healthy kidneys should not allow an excessive am... More » Science Human Anatomy

There are gender differences in the odor of human urine, according to Nature World News. The hormone estratetraenol is only in female urine, and its scent produces a different reaction in straight men versus straight wom... More » Science Human Anatomy