Until recently, almost all vocational education took place in the classroom, or on the job site, with students learning trade skills and trade theory from accredited professors or established professionals.
Antiandrogens, are compounds either natural or synthetic, that have the ability to lower the levels of testosterone and DHT (the androgens) and/or prevent the natural androgen pathways and their functions by blocking the androgen receptors in tissue.
Meat. A meat-free diet is believed to lower testosterone levels, but be careful how much you put on your plate. Researchers at the University of Utah say that a diet high in saturated fats found in beef and lamb can also make testosterone levels dip.