In mathematics, a coefficient is a multiplicative factor in some term of a polynomial, a series or any expression; it is usually a number, but may be any expression. In the latter case, the variables appearing in the coefficients are often called parameters, and must be clearly distinguished from the other variables. For example, in.
If the syncope is prolonged, it can trigger a seizure. You may suffer from a simple fainting spell due to anxiety, fear, pain, intense emotional stress, hunger, or use of alcohol or drugs. Most people who suffer from simple fainting have no underlying heart or neurological (nerve or brain) problem.
Fainting Overview. Patient Comments Read 28 Comments Share Your Story. Fainting, which medical professionals call syncope (pronounced SIN-ko-pea), is a temporary loss of consciousness. Fainting is caused by a temporary loss of the brain's blood supply and can be a sign of a more serious condition. People of any age can faint, but elderly persons may have a serious underlying cause. 1  Fainting accounts for a small portion of emergency department visits and 6% of hospital admissions.