
There are some things you need to know before you learn how to scuba dive. It is important that you understand basic diving theory and learn about the equipment that you'll need to survive underwater. To be a certified diver, your ability to swim at least 200m with no aids is required. Additionally, you should be capable of floating in water for 10 min. You may need to have different qualifications depending on the agency.
PADI
PADI can help you learn to scuba diver. This course is a skill-based program that will give you the confidence and skills to safely dive independently. During the course, you will learn the proper ways to swim and put on a scuba mask, as well as how to clear water from your mask. Any questions you might have, your PADI instructor will be there to help.

NAUI
The NAUI learns scuba diving course is intended to provide students with a deeper understanding of ocean environment. They will acquire a deep understanding of the local ecosystem including its biodiversity, species of fish and marine life, as well conservation issues. They will also learn about divers and equipment.
SSI
When you learn to scuba dive with SSI, you can expect an easy certification process and lots of convenience. You can log all of your dives directly from the SSI App. You have all of your certification information stored in your account so it's easy to lose or misplace cards. The app also provides you with the necessary diving tools and information, like hand signals and first aid flow charts. The app also lists all the SSI dive centers.
Scuba Divers
If you've never dived before, you can start with a Discover Scuba Diving experience, a one-day program that combines a boat dive and a shore dive. Your experience will be led by a PADI-certified instructor. It's an excellent way to get familiar with the sport.
Prerequisites for learning how to scuba-dive
There are a few things you need to know before you can learn how to scuba dive. You will need to be able to equalize and breathe underwater. This skill is crucial and must be mastered before you can become certified. Practice makes perfect so seek help if you are struggling.

Scuba certification can lead to problems
Divers should be aware of several dangers when pursuing a scuba certification course. One of the most dangerous problems is nitrogen narcosis. Nitrogen narcosis is when a diver’s blood contains nitrogen. This condition affects motor coordination, reasoning, and decision-making. Fortunately, there are ways to prevent this problem.