Every diver benefits from understanding what's actually happening to their body underwater, but for anyone considering a career as a dive professional, the Science of Diving specialty at Get-N-Wet Scuba isn't optional — it's required training for most SSI Professional programs and some Extended Range programs. This course develops a complete understanding of the underwater world and its physiological effects on the human body, covering pressure, gas physics, decompression theory, and the marine environment in real depth.

It goes well beyond what's covered in recreational-level courses, giving you the scientific foundation that underpins safe diving practice at every level. The entire course is available online, so you can work through it from home at your own pace. Completing it also puts you halfway to earning the coveted SSI Divemaster rating, making it a smart move for anyone eyeing a professional diving path.

What to expect

• Pressure, gas physics, and their effects on the human body underwater
• Decompression theory and dive planning science
• Fully available online, at your own pace
• Counts halfway toward the SSI Divemaster rating

FAQ

Do I need this course if I'm just diving recreationally?

It's not required for recreational diving, but many divers take it out of interest, and it's a great foundation if you ever consider going professional.

Is this course required to become a Divemaster?

Yes, Science of Diving is required training for most SSI Professional programs, including the path toward Divemaster, and completing it puts you halfway toward that rating.

Can I complete this course entirely online?

Yes. The full course is available online, so you can study at your own pace without scheduling in-person sessions.

Do I need to be a certified diver to take this course?

Yes, this specialty builds on foundational diving knowledge, so an existing open water certification is expected.