Helping divers make informed choices about training, skills, safety, and gear.

The Open Horizon

Lifelong Diving, Health, and Stewardship of the Water

iThis upcoming book is for divers who plan to stay active for decades. It focuses on the habits that keep you healthy, the equipment care that prevents surprises, and the mindset that makes diving rewarding year after year. Each chapter is practical and realistic so you can keep diving with confidence, purpose, and care for every place you visit.

Book cover for The Open Horizon

Release Information

Status: Manuscript Draft
Formats: Paperback and eBook
Release Date: Spring 2030


Chapter Previews


Chapter 1 – Diving for Decades

Long careers in diving are built on simple, steady habits. This chapter describes how consistency, moderation, and curiosity support a lifetime in the water, and how to adjust expectations as seasons and priorities change.

Chapter 2 – Fitness and Medical Readiness

Diving rewards basic fitness and honest self-assessment. You will learn how cardiovascular health, flexibility, and routine medical checkups support safer dives, and how to work with your doctor when questions arise.

Chapter 3 – Preventing Injury and Overuse

Small strains add up over time. This chapter covers warm-ups, equalization care, shoulder and back protection, and recovery routines that keep joints, ears, and sinuses healthy through busy seasons and long trips.

Chapter 4 – Nutrition and Hydration for Divers

Fuel and water shape energy and focus underwater. Here you will find practical guidance for pre-dive meals, hydration planning, and trip routines that reduce fatigue and support clear thinking.

Chapter 5 – Equipment Care for the Long Haul

Good maintenance prevents bad days. This chapter explains storage, inspection, and service cycles for regulators, exposure suits, computers, and cylinders so gear remains reliable and familiar.

Chapter 6 – Modernizing Your Gear Over Time

Upgrades should solve real problems. You will learn how to evaluate new technology, when to retrofit or retire older pieces, and how to keep a stable configuration while improving comfort and safety.

Chapter 7 – Psychology of Lifelong Diving

Motivation changes as you grow. This chapter explores identity, confidence after setbacks, and how to keep curiosity alive without chasing risk or novelty for its own sake.

Chapter 8 – Photography and Observation

Seeing more starts with slowing down. Here you will learn simple approaches to underwater photography and mindful observation that deepen awareness without turning every dive into a production.

Chapter 9 – Teaching Informally and Sharing Knowledge

Experience is most valuable when it helps others. This chapter shows how to mentor newer divers, tell useful stories, and offer guidance that supports learning without taking over a dive.

Chapter 10 – Conservation Through Behavior

Respect for the water shows in small choices. You will learn buoyancy discipline around sensitive areas, careful fin use, thoughtful gear selection, and ways to support local operators who protect their sites.

Chapter 11 – Community and Legacy

Diving is stronger with good communities. This chapter discusses building supportive circles, contributing to local projects, and leaving the sport better than you found it through example and steady involvement.

Chapter 12 – The Living Water

The closing chapter reflects on what the water teaches over time. It connects skill, health, and care for places into a simple idea, that mastery is measured by awareness and integrity, not by depth or numbers.


Written by Tyler Allison • Last updated October 12, 2025