Print. Epilepsy is a central nervous system disorder (neurological disorder) in which nerve cell activity in the brain becomes disrupted, causing seizures or periods of unusual behavior, sensations and sometimes loss of consciousness.Seizure symptoms can vary widely.rint. Epilepsy is a central nervous system disorder (neurological disorder) in which nerve cell activity in the brain becomes disrupted, causing seizures or periods of unusual behavior, sensations and sometimes loss of consciousness.
A professional photographer who works full time often does studio work that involves taking pictures in a controlled interior setting, with professional or amateur models. These photographers can be freelance, or can also be kept on retainer by certain magazines and fashion companies.
Duties and functions. An English photographer in his studio, in the 1850s. As in other arts, the definitions of amateur and professional are not entirely categorical. A professional photographer is likely to take photographs to make money, by salary or through the display, sale or use of those photographs. An amateur photographer may take photographs for pleasure and to record an event, emotion, place, as a person without a monetary motivation. A professional photographer may be an employee, for example of a newspaper, or may contract to cover a particular planned event such as a wedding or graduation, or to illustrate an advertisement. Others, including paparazzi and fine art photographers, are freelancers, first making a