+A **blood clot** is a gelatinous mass formed by [blood](/wiki/blood) cells and fibrin. This essential process, known as [coagulation](/wiki/coagulation), naturally seals wounds, yet can dangerously obstruct vessels when formed inappropriately.
+## See also
+- [Thrombosis](/wiki/thrombosis)
+- [Embolism](/wiki/embolism)
+- [Stroke](/wiki/stroke)
... 1 more lines