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Yes, blood tests can detect smoking through cotinine levels, a nicotine metabolite that stays in your system for days. These tests reveal smoking habits with high accuracy, helping doctors assess…

Ever felt tired, bloated, or just “off” and didn’t know why? That nagging feeling could be your body signalling trouble, often starting with your liver. From fatigue and digestive issues…

Yes, blood tests can detect THC (tetrahydrocannabinol), the active compound in marijuana, typically for 1-2 days after use in occasional smokers and up to 7 days for regular users. Blood…