People understand that with scuba diving, being properly trained is necessary to ensure diver safety. Understanding all aspects of scuba creates a safe environment to enjoy the underwater world with a minimum of risk. However in Free Diving anyone can grab a set of mask, fins and snorkel go into the water, do a head first breath-hold dive without understanding the basics of safe, proper Free Diving. An organized certification course will include History, Equipment, Physics, Physiology, Psychology, Free Diving Techniques and Safety Practices. Comprehension of these topics combined with in water practical training under the direct supervision of a Free Diving instructor will arm a Free Diver with the needed knowledge, rescue skills and experience to go out free diving safely.
Training reduces the risk of problems or worse, accidents.
However in the unlikely event the something does go wrong, a properly trained Free Diver will be well equipped to deal with all possibilities. When the Free Diver is at depth and preparing to ascend back to the surface they will bring the weight back to the surface with them. In the unlikely event of a problem the Free Diver can ditch the weight to assist them back to the surface for safety. Constant Ballast Free Diving is the most demanding form of Free Diving because it is totally unassisted. In the realm of Free Diving competitions Constant Ballast is the most respected of all forms.