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Drug testing is required of individuals for many different reasons. Prospective employers often request that applicants under a hair follicle drug test to find suitable candidates who do not take any type of drugs. Drugs can affect an individuals ability to perform work by affecting their judgment and causing various physical and psychological problems.

Many amateur and professional athletes are also required to have drug tests, as taking certain kinds of drugs can give you them an unfair competitive advantage and adversely affect their health. Some parents even decide to have their children undergo hair drug testing if they suspect possible drug abuse.

A hair follicle drug test is actually one of the simplest forms of drug testing currently available. The test only requires that a person submits several hair strands, which is one of the easiest methods. First, a hair sample is collected and then sent in a sealed envelope to a laboratory where it will be tested.

Another advantage of using hair drug testing is the fact that it can be used to detect drug use for as many as 90 days. Therefore, the results of the test will still show up as positive, even if an individual has taken drugs approximately 3 months earlier. This is quite unlike other available drug tests, including urine and saliva tests, which are only able to detect drugs that have been taken a few days prior. The reason that drugs can be tested for a much longer time frame is that small amounts of chemicals from the drugs are trapped within each strand of hair.

Compared to other available drug testing methods, hair drug testing is one of the fastest and most accurate. Compared to other available types of drug tests, the accuracy of a hair follicle drug test can be ten times higher. That is why so many coaches, companies and individuals choose this method they want very accurate results.

The confidentiality of hair testing is yet another reason why it is often the preferred drug testing method. Individuals do not have to submit embarrassing urine or saliva in order to be tested. By merely submitting a few strands of hair, very accurate results can be produced.