Drugs take a long time to deteriorate in the hair and therefore testing can be done many days after consumption. A standard laboratory will check up to 90 days but a court or another law enforcing institution can have hair analyzed for more than 3 months as well.
For example the median expected annual pay for a typical Fitness Instructor in the United States is $40,966, so 50% of the people who perform the job of Fitness Instructor in the United States are expected to make less than $40,966. Source: HR Reported data as of October 2015. 1  Salary. 2  Salary + Bonus. 3  Benefits.
Depending on experience and qualifications, full-time fitness instructors can make anywhere from $30,000 to $50,000 US. Those working a part-time gig will make about $20,000 US. Fitness instructors also get job perks like a free gym pass, so you'll always be in great shape! Becoming a Professional Athlete.