Hi my name is Cathy & l had a pacemaker fitted in 2013 & to be honest l have had no problems until the last 6 /or 8 weeks where I m now experiencing a lot of discomforts such as, bad headaches, dizziness, shakes, coughing (l don t smoke!), tiredness, wanting to sleep too much, know that s a mouthful but they re the facts, l hope you can advise, regards, Cathy