AIDA 4 Star Freediver

level4

Advanced freediver

It aims “AIDA 3” level graduates. It includes physics and physiology in free diving, decompression disease and nitrogen narcosis, depth equation failure, lung hyperinflation and pumping (and the pertaining dangers), diet, spirometry test with or without lung hyperinflation, training, rescue techniques and dives with alternate weights. After concluding the fourth level, the trainee becomes an AIDA International instructor assistant.. 

Dive depth: 32m-40m.
Static apnea: 3mins 30sec.
Dynamic apnea: 70m.
Includes: 4x sea dive. 4x pool dive. 20 hours theory.