{"id":4102,"date":"2022-01-20T21:42:51","date_gmt":"2022-01-20T21:42:51","guid":{"rendered":"https:\/\/punkfish-academy.com\/deep-noise-project"},"modified":"2026-05-17T20:54:06","modified_gmt":"2026-05-17T20:54:06","slug":"nitrogen-narcosis-project","status":"publish","type":"page","link":"https:\/\/punkfish-academy.com\/en\/nitrogen-narcosis-project\/","title":{"rendered":"NITROGEN NARCOSIS PROJECT"},"content":{"rendered":"

[et_pb_section fb_built=”1″ admin_label=”Course Hero” _builder_version=”4.27.6″ use_background_color_gradient=”on” background_color_gradient_stops=”#474ab6 0%|#9271f6 100%” background_color_gradient_start=”#474ab6″ background_color_gradient_end=”#9271f6″ background_image=”https:\/\/punkfish-academy.com\/wp-content\/uploads\/2026\/05\/Tiefe.png” min_height=”66.5px” custom_padding=”100px|0px|111px|0px||” animation_style=”slide” animation_direction=”top” animation_intensity_slide=”2%” hover_enabled=”0″ locked=”off” global_colors_info=”{}” title_text=”Tiefe” sticky_enabled=”0″][et_pb_row _builder_version=”4.16″ custom_margin=”|||” custom_width_px=”1280px” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” custom_padding__hover=”|||”][et_pb_text _builder_version=”4.27.6″ header_font=”|700|||||||” header_text_align=”center” header_font_size=”75px” header_line_height=”1.3em” background_layout=”dark” custom_padding=”6px|||||” hover_enabled=”0″ header_font_size_tablet=”” header_font_size_phone=”” header_font_size_last_edited=”on|desktop” header_text_shadow_style=”preset1″ header_text_shadow_blur_strength=”0.03em” header_text_shadow_color=”#444444″ locked=”off” global_colors_info=”{}” sticky_enabled=”0″]<\/p>\n

Nitrogen Narcosis Project<\/h1>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.6″ _module_preset=”default” hover_enabled=”0″ global_colors_info=”{}” sticky_enabled=”0″]<\/p>\n

\n

But down there it is terrible,
And man should not tempt the gods,
And never, never desire to see,
What they mercifully covered with night and horror.
(Schiller: The Diver)<\/em><\/p>\n<\/blockquote>\n

 <\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.16″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”]<\/p>\n

Depth is a peculiar thing.<\/span><\/p>\n

It attracts and it repels. It can seem calm or threatening, crystal clear or dark, familiar or suddenly alien. Sometimes it’s just a number on the dive computer. Sometimes it changes your entire perception. <\/span><\/p>\n

Sixty meters in warm, clear water feels different from sixty meters in Lake Constance. A deep dive with clear visibility can feel almost effortless. The same depth range in cold, dark, current-laden conditions or with poor orientation can feel entirely different. And there are also significant differences between people: some describe nitrogen narcosis as pleasant, soft, almost euphoric. Others experience it as a loss of control, a slowing down, fear, or an unpleasant sense of alienation. <\/span><\/p>\n

Precisely this tension makes the topic interesting. Nitrogen narcosis is not a textbook term; it is primarily an experience. <\/span><\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.6″ _module_preset=”4183fb6d-c74e-4861-9493-5fb6a9ce011c” global_colors_info=”{}”]<\/p>\n

Between Nitrogen Narcosis and Experience<\/span><\/h2>\n

[\/et_pb_text][et_pb_text _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”]<\/p>\n

In dive training, nitrogen narcosis is usually explained quite clearly: under increased pressure, inert gases, especially nitrogen, can have a narcotic effect. Cognitive performance, reaction time, attention, and judgment can be altered. The deeper the dive, the more likely this effect becomes. <\/span><\/p>\n

So far, the basic idea is simple.<\/span><\/p>\n

It gets more complicated when you ask what it actually feels like.<\/span><\/p>\n

Because subjective experience doesn’t always neatly align with what can be measured in a lab. Some divers feel completely clear-headed, even though their performance measurably declines. Others clearly notice that “something is different” but appear controlled externally. Still others describe states that can hardly be squeezed into classic symptom lists: a narrower focus, a strange confidence, an altered sense of time, a peculiar distance from their surroundings. <\/span><\/p>\n

You can be oriented and still not properly grasp the structure of the dive site. Colors can appear different. Decisions can feel too easy. Calmness can turn into uncertainty, fascination suddenly into fear. And sometimes, reports include things that sound almost unreal: noises, songs, voices, a feeling as if something is returning from the depths themselves. <\/span><\/p>\n

This is where the Nitrogen Narcosis project begins.<\/span><\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.6″ _module_preset=”4183fb6d-c74e-4861-9493-5fb6a9ce011c” global_colors_info=”{}”]<\/p>\n

Why this project?<\/span><\/h2>\n

[\/et_pb_text][et_pb_text _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”]<\/p>\n

Nitrogen narcosis is difficult to research. Truly relevant experiences often occur at depths and in situations that cannot be easily replicated in a laboratory. Tests with humans under high pressure are ethically and practically limited. At the same time, many divers know from their own experience that something can change in the depths. <\/span><\/p>\n

Scientific literature can explain some things. It can measure reaction times, compare memory performance, investigate gas mixtures, and discuss models of nitrogen narcosis. But it doesn’t automatically capture how divers experience, recognize, classify, and later describe these changes. <\/span><\/p>\n

This project therefore attempts to bring both levels together: scientific knowledge about inert gas narcosis and genuine accounts from diving practice.<\/span><\/p>\n

Not as a collection of anecdotes in the sense of “everyone has their own opinion,” but as an attempt to make recurring patterns visible. How do people describe nitrogen narcosis? What forms appear repeatedly? Which situations are experienced as particularly striking? When is nitrogen narcosis described as pleasant, when as threatening? And how do we talk about it without trivializing or dramatizing it? <\/span><\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.6″ _module_preset=”4183fb6d-c74e-4861-9493-5fb6a9ce011c” global_colors_info=”{}”]<\/p>\n

The three areas of the project<\/span><\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ specialty=”on” padding_top_2=”0px” admin_label=”Course Chapters” _builder_version=”4.16″ custom_margin=”||-200px|||” custom_padding=”0px||120px|” global_colors_info=”{}”][et_pb_column type=”2_3″ specialty_columns=”2″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” parallax__hover=”off” parallax_method__hover=”on” custom_padding__hover=”|||”][et_pb_row_inner use_custom_gutter=”on” gutter_width=”4″ _builder_version=”4.16″ custom_margin=”-80px|||” custom_padding=”0px|||” global_colors_info=”{}”][et_pb_column_inner saved_specialty_column_type=”2_3″ _builder_version=”4.16″ custom_padding=”|||” global_colors_info=”{}” parallax__hover=”off” parallax_method__hover=”on” custom_padding__hover=”|||”][et_pb_blurb title=”Nitrogen Narcosis: What is known” url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjIwNTYifX0=@” image=”https:\/\/punkfish-academy.com\/wp-content\/uploads\/2024\/06\/Synapse-CC-4-By-DataBase-Center-for-Life-Science-DBCLS-httpsdoi.org10.7875togopic.2020.200-CC-BY-4.0-httpscommons.wikimedia.orgwindex.phpcurid95848652.png” alt=”Drawing of a synapse” icon_placement=”left” image_icon_width=”64px” content_max_width=”1100px” admin_label=”Chapter” _builder_version=”4.27.6″ _dynamic_attributes=”url,link_option_url” header_font=”|on|||” header_text_color=”#2e2545″ header_line_height=”1.5em” body_text_color=”#8585bd” body_font_size=”16px” body_line_height=”1.9em” background_color=”#ffffff” custom_margin=”|||” custom_padding=”30px|40px|30px|40px” animation_direction=”bottom” link_option_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjIwNTYifX0=@” box_shadow_style=”preset2″ box_shadow_horizontal=”0px” box_shadow_vertical=”0px” box_shadow_blur=”60px” box_shadow_color=”rgba(71,74,182,0.12)” image_max_width=”64px” locked=”off” global_colors_info=”{}”]<\/p>\n

This section covers the basics: What is nitrogen narcosis likely to be? Which mechanisms are discussed? What symptoms are typically described? And why is nitrogen narcosis more than just “getting a little drunk underwater”? <\/span><\/p>\n

[\/et_pb_blurb][et_pb_blurb title=”Study situation on the topic of nitrogen narcosis” url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY3MiJ9fQ==@” image=”https:\/\/punkfish-academy.com\/wp-content\/uploads\/2024\/06\/gefuehlte-gegen-gemessene-Performance.png” alt=”Perceived vs measured performance in tests under high gas pressures” icon_placement=”left” image_icon_width=”64px” content_max_width=”1100px” admin_label=”Chapter” _builder_version=”4.27.6″ _dynamic_attributes=”url,link_option_url” header_font=”|700|||||||” header_text_color=”#2e2545″ header_line_height=”1.5em” body_text_color=”#8585bd” body_font_size=”16px” body_line_height=”1.9em” background_color=”#ffffff” custom_margin=”|||” custom_padding=”30px|40px|30px|40px” animation_direction=”bottom” link_option_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY3MiJ9fQ==@” box_shadow_style=”preset2″ box_shadow_horizontal=”0px” box_shadow_vertical=”0px” box_shadow_blur=”60px” box_shadow_color=”rgba(71,74,182,0.12)” image_max_width=”64px” locked=”off” global_colors_info=”{}”]<\/p>\n

In this section, we look at how nitrogen narcosis is scientifically investigated. What tests are used? What can be measured? What do studies show about performance, perception, gas density, gas mixtures, and depth? And where are the big gaps? <\/span><\/p>\n

[\/et_pb_blurb][et_pb_blurb title=”Discussions and experiences” url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6Ijg0MiJ9fQ==@” image=”https:\/\/punkfish-academy.com\/wp-content\/uploads\/2024\/06\/24-1024×768.jpg” alt=”Under Water Drinking” icon_placement=”left” image_icon_width=”64px” content_max_width=”1100px” admin_label=”Chapter” _builder_version=”4.27.6″ _dynamic_attributes=”url,link_option_url” header_font=”|on|||” header_text_color=”#2e2545″ header_line_height=”1.5em” body_text_color=”#8585bd” body_font_size=”16px” body_line_height=”1.9em” background_color=”#ffffff” custom_margin=”|||” custom_padding=”30px|40px|30px|40px” animation_direction=”bottom” link_option_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9wYWdlIiwic2V0dGluZ3MiOnsicG9zdF9pZCI6Ijg0MiJ9fQ==@” box_shadow_style=”preset2″ box_shadow_horizontal=”0px” box_shadow_vertical=”0px” box_shadow_blur=”60px” box_shadow_color=”rgba(71,74,182,0.12)” image_max_width=”64px” locked=”off” global_colors_info=”{}”]<\/p>\n

This is where it gets more practical and open-ended. Is Nitrox less narcotic than air? Can you get used to nitrogen narcosis? Why does depth feel so different under varying conditions? And how can we talk about nitrogen narcosis without turning it into heroic tales, panic stories, or false security? <\/span><\/p>\n

<\/span><\/span><\/p>\n

<\/strong><\/p>\n

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Want to talk about narcosis?<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.21.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.21.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.6″ _module_preset=”default” global_colors_info=”{}”]<\/p>\n

For the next step, we are collecting reports from people who have experienced altered perception underwater themselves.<\/span><\/p>\n

It’s not about telling spectacular stories. Nor is it about proving anything. We are interested in what nitrogen narcosis actually feels like: in the mind, in the body, in attention, in the perception of the environment, in dealing with a buddy, with tasks, with time, and with one’s own safety. <\/span><\/p>\n

If you have had such an experience yourself, you can describe it in the questionnaire. The information will be evaluated anonymously. The goal is to identify recurring patterns and thereby better understand how divers experience, notice \u2014 or fail to notice \u2014 nitrogen narcosis. <\/span><\/p>\n

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Narcosis is a topic that concerns divers. What happens when you can no longer function normally underwater? 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