So many of us have painkillers regularly to get rid of that niggling headache menstrual cramps backache leg sprain migraine arthritis and other kinds of troubles. Sometimes we do that even without a proper prescription from a doctor. Not only do we take them ourselves we also recommend them to our friends and relatives. All of these habits can have dangerous consequences. Here are some dangers of taking painkillers frequently: 1) A study by the University of Exeter says that opioid-based painkillers mainly buprenorphine that are commonly prescribed to dementia patients may triple the risk of side effects including personality