Error! You must javascript enabled to use this form. Please enable Javascript in your browser. Wearable Cardioverter Defibrillator Market: Global Forecast over 2016-2026 Sudden cardiac attack happens when there is an issue with the heart's electrical system. The electrical system guides the heart to relax and contract. View full press release Your Name: Your Email: Subject: Question: We respects your privacy, the information you entered above will not be used to send unsolicited email, and will not be rented or sold to a 3rd party. Your contact information will be shared with the recipient of this message - Privacy Policy Send