You should go see a dermatologist or your primary physician because it may be infected which is probably why the skin has redness along scabbing.
Descripting a computer file may can have unauthorized parties or viruses like the lovee mail viruses that infected many electronics
Well with blocked vessels, lets use plaque buildup as the reason for blocked vessels. It's Like trying to match together two puzzle pieces that don't fit. The piece if forced together, will be a tight fit much like how blood cells/platelets trying to fit through a small area. The pressure will be increase because the more pressure that is being put on will help to push blood through a clotted area.
Unsaturated fats - eaten in moderate amounts may lower your risk of heart disease.
False, depending on what problems different people have the medicine will effect them differently.