10 Things to Know Before Your First Dive
From gear to mindset — practical advice for your first scuba diving experience.
1. Breathe — Never Hold Your Breath
The golden rule: never hold your breath underwater.
2. Equalize Early and Often
Pinch nose and gentle exhale. Equalize before you feel pressure.
3. Mask Clearing
Water in your mask is normal. You will learn to clear it.
4. Stay Calm
Stop, breathe, think, act. Your instructor is right there.
5. Hand Signals
You cannot talk underwater. Learn OK / Up / Down / Problem.
6. Do Not Touch Coral
Coral is extremely fragile. Protect the ocean.
7. No Alcohol the Night Before
Increases dehydration and impairs judgment.
8. Hydrate Well
Drink plenty of water before diving to reduce DCS risk.
9. Respect Your Gear
Your equipment is your lifeline. Check everything.
10. Enjoy It
You might be nervous, but you are about to see a new world.