Practical, research-backed articles from Chris Keith, who has over 30 years of personal training in San Diego. Chris writes about strength training, weight loss, mobility, nutrition, injury recovery and training at every age, from teenagers to adults 70+. Each article answers a question clients ask in the studio and ends with simple steps you can use right away.
Start here: Strength Training for Beginners · Gradual Progressive Overload · 5 Laws of Strength Training · How much a personal trainer costs in San Diego · Is a personal trainer worth it?
Want 1-on-1 help? See training for weight loss, adults 40+, 50+, 60+ and 70+, teenagers, beginners and strength training after physical therapy, or text Chris at (619) 840-9099 for a free consultation.
Forward Head Posture and Tech Neck: Causes and Fixes
Forward head posture strains your neck and upper back. Learn why it happens and 4 corrective exercises a San Diego trainer uses, plus desk habits that help.
Exercise Journal: 6 Benefits and What to Track
An exercise journal helps you track progress, stay consistent and break plateaus. Learn 6 benefits and what to record from a San Diego trainer.
Rowing Technique: How to Use a Concept2 Rower the Right Way
Good rowing technique starts with setup: grip, foot straps and damper. Learn the 4-part stroke, ideal drag factor and how to read the monitor on a Concept2.
Exercise During Pregnancy: 12 Safe Tips
Exercise during pregnancy can boost mood, energy and strength for labor. Learn 12 safe tips on warm-ups, heat, hydration, positions and what to avoid.
Is a Personal Trainer Worth It? Benefits and Costs in San Diego
Is a personal trainer worth it? For most people, yes. Here's what you really get: accountability, safer technique, efficient workouts and results that last.
How to Choose a Personal Trainer in San Diego: A Checklist
The qualities of a good personal trainer: patience, clear communication, professionalism, real credentials and the right personality. Use this checklist.







