He experiments on himself with a new but unstable performance-enhancing chemical vapor that hugely increases his speed, strength, and stamina.
en.wikipedia.org Teachers also regarded the garden to be very effective at enhancing academic performance, physical activity, language arts, and healthful eating habits.
en.wikipedia.org These devices are capable of enhancing our ability to interact, along with novel approaches to user-interface-design, with vast amounts of information in as natural way as possible.
en.wikipedia.org These bikes appear similar to ordinary streetbike, but have a vast array of performance enhancing products, turbo or nitrous oxide for example.
en.wikipedia.org In 2011, he was suspended for 50 games for violating the league's performance-enhancing drug policy after testing positive for an anabolic steroid.
en.wikipedia.org