A lot of people consider flagelltion to be a lot of fun. This BDSM practice includes a number of impact play techniques. Some of them can be rather simple and some - quite sophisticated. In any case one should always keep in mind that safety of the participants is above all.
Here are some tips on how to avoid unpleasant consequences:
Safety tips:

  1. Impact play should be done on areas of the human body well protected by fat or muscle.
  2. Avoid kidneys, neck, tailbone, hipbones, collar bones, the head.
  3. Avoid all joints or areas where there is bone especially close to the skin
  4. Target permitted but high-risk areas only after proper training and experience.