Guides

You should not attempt independent scuba diving without appropriate training. Supervised introductory experiences may be available, but they are not the same as certification.

Apple Watch water resistance and diving capability vary by model. Verify the exact model, supported depth, app requirements, and manufacturer instructions before using it underwater.

You can physically open your eyes in seawater, but salt, particles, and local water quality may cause irritation. Well-fitting goggles or a mask are usually more comfortable.

Urinating in the ocean is not automatically dangerous, but hygiene, exposure-suit care, hydration, and comfort matter. Learn practical considerations for divers.

Scuba divers can experience seasickness, ear and sinus problems, cold stress, decompression illness, and other medical issues. Learn when to cancel and when to seek help.

Blocked ears after diving can result from pressure-related injury, congestion, or trapped moisture. Do not force equalization or put objects in your ear; seek medical advice for concerning symptoms.

No ordinary scuba diver can reach the Titanic wreck, which lies at extreme depth beyond recreational scuba limits. Access is specialized, expensive, and subject to strict expedition rules.

A safety stop is a commonly taught precaution on many recreational dives, but it is not the same as a required decompression stop. Follow your dive plan and computer.

Shallow-water blackout is a sudden loss of consciousness associated with breath-hold activity and inadequate oxygen. Never hyperventilate before underwater breath-holding or practise alone.

Scuba diving takes training and practice, but beginners can learn the core skills step by step. Learn what makes it challenging and how to prepare.