Epilepsy is a disorder of the brain. People who have epilepsy have electrical activity in the brain that is not normal, causing seizures. There are different types of seizures. In some cases, a seizure may cause jerking, uncontrolled movements, and loss of consciousness.
1 The following drugs, medications, substances or toxins may possibly cause Rapid breathing as a side effect. 2  Amphetamine intoxication. 3  Procyclidine. 4  Kemadrin. 5  Disipal. 6  Theophylline.  more drug causes...Â».
The adrenaline rush will produce a faster and stronger than normal heartbeat. That's when you get the feeling of a butterfly or flutter in the chest.. Other causes for chest flutters may include: 1  Caffeine. 2  Alcohol. 3  Smoking. 4  Exercise. 5  Fever. 6  Over-the-counter medications such as diet pills or allergy medicine.