Blood pressure is the pumping of blood to artery walls. If pressure increases prolong for more time it may damage to body in several ways. Blood pressure is measured by systolic blood pressure and diastolic blood pressure. Systolic blood pressure refers to blood pressure at pumping of blood when heart beats and diastolic refers as blood pressure at heart rest is in-between beats. Scientific journal is a periodical publication intended to further progress of science, usually by reporting novel research. There are thousands of scientific journals in publication, and many more have been published at various points in the past. Most journals are highly specialized, although some of the oldest journals publish articles and scientific papers across a wide range of scientific fields. Scientific journals contain articles that are peer reviewed, to ensure that articles meet the journal's standards of quality, and scientific validity. The publication of the results of research is an essential part of the scientific method. If they are describing experiments or calculations, they must supply enough details that an independent researcher could repeat the experiment or calculation to verify the results. Each such journal article becomes part of the permanent scientific record.
Last date updated on July, 2020