This is how a heart attack happens
The origin may be coronary heart disease. In this case, circulatory disorders occur due to calcium deposits in the coronary vessels. In the worst case, this "arteriosclerosis" can lead to a heart attack. Author: ZDF/3sat/nano/Südkino F i l m p r o d u c t i o n GmbH/Berndt Welz/Hannah Dewies/Tim Sp