Painkillers can cause kidney and Heart damage..

Research has shown that occasional intake of Painkillers does not cause harm but regular intake can cause serious health conditions like kidney problem and heart problem..
Excess consumption of Painkillers can lead to Cardiac Arrest. In this condition heart stops circulating blood to the body and can leads to drop in Oxygen supply.
Over usage of Painkillers can lead to Kidney damage. These painkillers are not broken by system. These are excreted through the kidney, thus causes damage to it..

So do try to avoid all the painkillers like aspirin etc and live a healthy life...