|Embolism is a situation where foreign particles are causes blockage to blood vessels. Require oxygen to work blood tissues and organs. If same situation happens to major organs like brain, heart and lung they will fail or loss its function. Embolism causes these two severe illness Stroke and pulmonary embolism. Stroke is nothing but blood supply to brain is less or not supplying. Pulmonary embolism is blood supply to lungs is less or not supplying.
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.