Heavy consumption of the essential amino acid lysine (as indicated in the treatment of cold sores) has allegedly shown false positives in some and was cited by American shotputter C. J. Hunter as the reason for his positive test, though in 2004 he admitted to a federal grand jury that he had injected nandrolone.  A possible cause of incorrect urine test results is the presence of metabolites from other AAS, though modern urinalysis can usually determine the exact AAS used by analyzing the ratio of the two remaining nandrolone metabolites. As a result of the numerous overturned verdicts, the testing procedure was reviewed by UK Sport . On October 5, 2007, three-time Olympic gold medalist for track and field Marion Jones admitted to use of the drug, and was sentenced to six months in jail for lying to a federal grand jury in 2000. 
If I were to make a listing of all of the dog behaviors I like it would most likely be fairly long. A deliciously comfortable tail wag, a bow to solicit play, and a mushy sigh before resting their head in your lap would absolutely make the list. However, those are only a few of the numerous the explanation why canine deliver us immense pleasure each day. However, my list of canine behaviors that are not so favorable is slightly short. For me, like most, one of many few things on that checklist would surely be coprophagia. Coprophagia is the consumption of feces. This will embrace the feces of others as well as their own.