{"id":7588,"date":"2025-08-28T06:19:43","date_gmt":"2025-08-28T06:19:43","guid":{"rendered":"https:\/\/vanguardswimming.com\/the-different-types-of-free-diving\/"},"modified":"2025-10-20T06:57:07","modified_gmt":"2025-10-20T06:57:07","slug":"the-different-types-of-free-diving","status":"publish","type":"post","link":"https:\/\/vanguardswimming.com\/ja\/the-different-types-of-free-diving\/","title":{"rendered":"From Pool to Depth: A Look at the Different Types of Free Diving"},"content":{"rendered":"

Think about holding your breath and diving under the water. Sometimes it\u2019s in a quiet pool, other times it\u2019s in the wide open sea. Freediving comes in many different types, each with its own way of testing how long you can stay down or how deep you can go. <\/p>\n\n\n\n

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From pool practice to deep ocean dives, every style offers a new challenge and a new thrill. In this guide, we\u2019ll dive into the main types of freediving and what makes each one unique.<\/strong><\/p>\n\n\n\n

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What Is Free Diving<\/a> and Why It\u2019s Unique<\/h2>\n\n\n
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Free diving is a type of underwater activity where you dive without using scuba tanks or other breathing devices. You rely only on the air you take in before going underwater. At first glance, it may seem simple, but free diving is much more than holding your breath. It requires physical control, mental focus, and specialized techniques that help divers stay underwater longer and reach greater depths.<\/p>\n\n\n\n

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What sets free diving apart is the balance it creates between performance and calmness. Success is measured not only by depth or duration but also by how relaxed and efficient a diver can remain underwater. The goal is not to fight the water but to move with it. This combination of skill, discipline, and mental control is what makes free diving fascinating, whether you are practicing it or simply observing.<\/p>\n\n\n\n

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Different Types of Free Diving <\/h2>\n\n\n
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Quick Comparison Table<\/h3>\n\n\n\n
Type of Free Diving<\/th>Main Focus<\/th>Typical Depth\/Distance<\/th>Challenge<\/th>\u6700\u9069\u306a\u7528\u9014<\/th><\/tr><\/thead>
Static Apnea (STA)<\/td>Holding breath without moving<\/td>Surface only<\/td>Mental control, oxygen management<\/td>Beginners & breath-hold training<\/td><\/tr>
Dynamic Apnea with Fins (DYN)<\/td>Horizontal distance with fins<\/td>50\u2013250 m in pools<\/td>Fin efficiency, body streamline, pacing<\/td>Swimmers & pool athletes<\/td><\/tr>
Dynamic Apnea No Fins (DNF)<\/td>Horizontal distance without fins<\/td>35\u2013200 m in pools<\/td>Glide control, stroke timing, body line<\/td>Technical divers & advanced trainees<\/td><\/tr>
Free Immersion (FIM)<\/td>Pulling up and down a rope<\/td>30\u2013120 m<\/td>Rope technique, equalization, pacing<\/td>Recreational & technical divers<\/td><\/tr>
Constant Weight with Fins (CWT)<\/td>Depth swimming with fins<\/td>50\u2013130 m<\/td>Equalization, fin technique, energy control<\/td>Competitive depth divers<\/td><\/tr>
Constant Weight No Fins (CNF)<\/td>Depth swimming without fins<\/td>20\u201390 m<\/td>Full-body coordination, oxygen efficiency<\/td>Advanced divers & technical enthusiasts<\/td><\/tr>
Variable Weight (VWT)<\/td>Weighted sled down, swim up<\/td>80\u2013150 m<\/td>Sled control, safe ascent, strength<\/td>Experienced divers<\/td><\/tr>
No-Limits (NLT)<\/td>Weighted sled down, lift bag up<\/td>150 m+<\/td>Extreme depth, high risk, requires full safety support<\/td>Elite professional divers<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
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Static Apnea (STA)<\/h3>\n\n\n\n

Static apnea is often the first step for beginners. You float face down at the surface, holding your breath without moving. The test is purely about time. Elite divers hold their breath beyond 8\u201310 minutes, though most trained hobbyists reach around 3\u20135 minutes. It\u2019s a discipline that teaches patience, focus, and mental control.<\/p>\n\n\n\n

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Dynamic Apnea (DYN & DNF)<\/h3>\n\n\n\n

Dynamic apnea is performed in a swimming pool and measures how far you can swim underwater on one breath. It has two variations:<\/p>\n\n\n\n