Does exercise or caffeine induce palpitations?

Exercise: Overdoing exercise can result in palpitations but the caffeine should not be an issue. Slow down your exercise for a week or two and see what happens. If the symptoms go away - great! If not see your primary doctor.

Palpitations: These are caused by many things. Stress, excitement, irritants both physical and chemical, pressure like a hiatal hernia or esophageal push or pull, and primary heart things, the causes are very many in number.