Blog

The thinking behind Soliday — simple strength training you can actually keep doing.

The System

One Lift a Day: The Base Training System

The base plan: one dumbbell, five unilateral exercises, one per day. Why it works, and how the app handles the details.

The Science · Part 1

The Science of Five Reps

Why just five reps? Heavy, low-rep training is what builds maximal strength and fights aging.

The Science · Part 2

How to Add Weight

When to add, when to hold, and when to deload.

The Science · Part 3

Choosing Your Exercises

Why these movements — and the trade-offs behind dumbbell, pull-up, and barbell variants.