Heart alarm while sleeping: Munich's top doctor warns of four dangers.. As of: March 29, 2024, 6:30 a.m By: Andreas Beez CommentsPressSplit Private lecturer Dr.

Keti Vitanova is deputy director of the Clinic for Cardiac and Vascular Surgery at the German Heart Center in Munich. If you sleep too little or too much, you increase your risk of cardiovascular disease - and vice versa: if you sleep enough and well, you reduce your susceptibility to a health disaster such as a heart attack or stroke.