Why Hair Drug Tests Have a 90-Day Detection Window: Growth Cycles Explained Introduction Hair drug testing stands apart from other screening methods because it can reveal patterns of substance use stretching back months—not just days. This often surprises people who are more familiar with urine or blood tests, which capture only recent exposure. The reason […]
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Marijuana is a powerful plant that contains numerous compounds, with THC, or tetrahydrocannabinol, being the most notable one. THC is responsible for the psychoactive effects that marijuana users experience, often referred to as the “high.” When marijuana is consumed, THC enters the bloodstream and can eventually be deposited into hair follicles, where it may remain […]