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IVF may be used to overcome female infertility when it is due to problems with the fallopian tubes, making in vivo fertilisation difficult.It can also assist in male infertility, in those cases where there is a defect in sperm quality; in such situations intracytoplasmic sperm injection (ICSI) may be used, where a sperm cell is injected directly into the egg cell.
Freakonomics: A Rogue Economist Explores the Hidden Side of Everything is the debut non-fiction book by University of Chicago economist Steven Levitt and New York Times journalist Stephen J. Dubner.
Existing cardiovascular disease or a previous cardiovascular event, such as a heart attack or stroke, is the strongest predictor of a future cardiovascular event. Age, sex, smoking, blood pressure, blood lipids and diabetes are important predictors of future cardiovascular disease in people who are not known to have cardiovascular disease.
Shift work sleep disorder (SWSD) is a circadian rhythm sleep disorder characterized by insomnia, excessive sleepiness, or both affecting people whose work hours overlap with the typical sleep period.
Democracy (From Ancient Greek: δημοκρατία, romanized: dēmokratía, dēmos 'people' and kratos 'rule') is a form of government in which the people have the authority to deliberate and decide legislation ("direct democracy"), or to choose governing officials to do so ("representative democracy").
The disease most commonly occurs in people over the age of 65 due to the accumulation of genetic mutations that occurs over time. Men are diagnosed around twice as often as women (6.8 to 3.5 ratio). It is much less common in people from Asia. Five-year survival following diagnosis is approximately 83% in the United States.
The beta-blocker propranalol's effectiveness in headache treatment was a chance finding in patients receiving the drug for angina (chest pain due to a lack of blood to the heart muscle). The beta-blockers that are used in migraine treatment are propranolol, nadolol, timolol, metoprolol, and atenolol. Beta blockers adverse reactions