Professional cheerleaders and dancers cheer for sports such as football, basketball, baseball, wrestling, or hockey.

Professional wrestling has become especially prominent in Japan and in Central and North America.

Professional wrestling shows can be considered a form of theater in the round, with the ring, ringside area, and entryway comprising a thrust stage.

For more match types, see Professional wrestling match types.

Professional wrestling mimics the structure of title match combat sports.

Professional wrestling in the U. S. tends to have a heavy focus on story building and the establishment of characters ( and their personalities ).

Professional wrestling has developed its own cultures, both internal and external.

Professional wrestling is often portrayed within other works using parody, and its general elements have become familiar tropes and memes in American culture.

* Professional wrestling promotion

* Professional wrestling aerial techniques ( e. g. Shooting star press, Moonsault )

* Professional wrestling attacks ( e. g. Leg drop, Superkick )

* Professional wrestling throws ( e. g. Backbreaker, Brainbuster, Chokeslam, Cutter, DDT, Facebuster, Neckbreaker, Piledriver, Powerbomb, Powerslam, Stunner, Suplex )

* Professional wrestling holds ( e. g. Boston crab, Mandible claw, Pinfall, Sharpshooter, Camel clutch )

* Professional wrestling double-team maneuvers ( e. g. Doomsday Device )

* Professional wrestling match types

* Professional wrestling tag team match types

* Professional wrestling tournament

* Professional wrestling in Australia

* Professional wrestling in Japan

* Professional wrestling in Mexico

* Professional wrestling in New Zealand

* Professional wrestling in the United Kingdom

Professional anthropological bodies often object to the use of anthropology for the benefit of the state.

Professional touring amplifiers often have input and / or output filtering to sharply limit frequency response beyond ; too much of the amplifier's potential output power would otherwise be wasted on infrasonic and ultrasonic frequencies, and the danger of AM radio interference would increase.

Professional certification, trade certification, or professional designation, often called simply certification or qualification, is a designation earned by a person to assure qualification to perform a job or task.

Professional dancers often need to supplement their income, either in dance related roles ( e. g., dance teaching, dance sport coaches, yoga ) or Pilates instruction to achieve financial stability.

* Eve Torres ( born 1984 ), Professional wrestler often known simply as Eve

Professional sumo wrestlers are often seen in the kimono because they are required to wear traditional Japanese dress whenever appearing in public.

" Professional autonomy is often described as a claim of professionals that has to serve primarily their own interests ... this professional autonomy can only be maintained if members of the profession subject their activities and decisions to a critical evaluation by other members of the profession " The concept of autonomy can therefore be seen to embrace not only judgement, but also self-interest and a continuous process of critical evaluation of ethics and procedures from within the profession itself.

Professional public speakers often engage in ongoing training and education to refine their craft.

Professional care is most often led by a veterinary physician ( also known as a vet, veterinary surgeon or veterinarian ), but also by paraveterinary workers such as veterinary nurses or technicians.

Professional chefs in Chinese restaurants often use pit stoves since they have the heating power to give food an alluring wok hei.

The first game in the National League of Professional Baseball Clubs — on Saturday, April 22, 1876 ( at the Jefferson Street Grounds, Philadelphia ) — is often pointed to as the beginning of Major League Baseball.

Professional kitchens are often equipped with gas stoves, as these allow cooks to regulate the heat more quickly and more finely than electrical stoves.

Professional logisticians are often certified by professional associations.

Professional pucks often have a reticle or loupe which allows the user to see the exact point on the tablet's surface targeted by the puck, for detailed tracing and computer aided design ( CAD ) work.

Professional portrait and wedding photographers often stipulate by contract that they retain the copyright on wedding photos or portrait photos, so that only they can sell further prints of the photographs to the consumer, rather than the customer reproducing the photos by other means.

The change to include continental Europeans arose from discussion in 1977 between Jack Nicklaus and the Earl of Derby, who was serving as the President of the Professional Golfers ' Association ; it was suggested by Nicklaus as a means to make the matches more competitive, since the Americans almost always won, often by lopsided margins.

Locally, it is often called, meaning Professional Baseball.

Professional historians still often use the term " antiquarian " in a pejorative sense, to refer to historical studies which seem concerned only to place on record trivial or inconsequential facts, and which fail to consider the wider implications of these, or to formulate any kind of argument.

Professional video cameras often allow selecting shutter speed in terms of shutter angle instead of time units, especially those that are capable of overcranking or undercranking.

Professional wrestlers, more often than not, perform under ring names depicting alter egos, such as Terry Bollea ( Hulk Hogan ), Mark Calaway ( The Undertaker ), Paul Levesque ( Triple H ), Mike Mizanin ( The Miz ) and Phillip Brooks ( CM Punk ).

He is commonly thought of as being a proponent of Theory Y, but, as Edgar Schein tells in his introduction to McGregor's subsequent, posthumous ( 1967 ), book The Professional Manager: " In my own contacts with Doug, I often found him to be discouraged by the degree to which theory Y had become as monolithic a set of principles as those of Theory X, the over-generalization which Doug was fighting .... Yet few readers were willing to acknowledge that the content of Doug's book made such a neutral point or that Doug's own presentation of his point of view was that coldly scientific ".

Professional singers, often the musicians themselves, composed lyrics to suit the occasion.

Professional sprite artists often delve into other areas of illustration, including animation, comics, and computer-generated art, often doing those on a professional basis as well.