How long it stays in your system depends on how you ingest the nicotine and how often. Keep reading to learn how long nicotine stays in your urine, blood, saliva, and hair. Cotinine is generally ...

US President-elect Donald Trump wants members of the NATO military alliance to devote five percent of their national output to defence, a demand that has already been rejected as too high by German ...

Yet there are others with unique properties that affect certain patients. On September 16, 2024, researchers revealed a new blood group system called MAL. This news has medical experts paying close ...