The cause is when North Korea, supported by the Soviet Union and China, invaded South Korea
During the normal wound healing process bleeding may occur from even a minor injury because new capillaries that stem from intact capillaries are delicate and take time to become as stable as the preexisting capillaries.
The body always responds to an injury with a predictable inflammatory response, as the first step towards healing. Heat, redness, swelling and pain are associated with this first stage. Redness and heat are caused by increased blood flow.
Capillaries are delicate blood vessels that exist throughout your body. There work is to transport blood, nutrients and oxygen to cells in your organs and body systems.
To learn more about the Capillaries here:
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Was an easy way to kill off crops and unwanted plant life
