The book in one sentence: A 12-month workout journal that lays out every barbell session in advance, so you just show up, follow the page, and get stronger.
- What Is The Year One Challenge for Women About?
- What Does the Program Actually Look Like?
- How Does Progressive Overload Work in This Program?
- Why Does This Matter for Weight Loss?
- Is The Year One Challenge for Women Worth Reading?
- Books Like The Year One Challenge for Women
What Is The Year One Challenge for Women About?
Most gym programs hand you a plan and send you on your way. This one goes further. The Year One Challenge for Women is a physical workout journal. You bring it to the gym, open it to the right page, and every set of every session for 54 weeks is already written out. You fill in the weights and reps as you go. That’s the whole system.
It’s a companion to Michael Matthews’s main book, Thinner Leaner Stronger (TLS). Where TLS gives you the science and rationale for why women should train with heavy barbells, the Challenge gives you the execution: six sequential nine-week phases, pre-built workouts for 3-, 4-, or 5-day splits, a warm-up protocol, rest times, a deload week baked into every phase, and measurement checkpoints built into the calendar.
Matthews is a self-taught fitness researcher and founder of Legion Athletics. His books have sold over a million copies and carry endorsements from Mark Rippetoe (Starting Strength), James Clear (Atomic Habits), and several obesity medicine physicians. He is not a credentialed exercise scientist, but his recommendations align consistently with mainstream sports science. He cites research rather than gym lore, which is still unusual in the women’s fitness space.
The high reader rating tells you something specific: this format works for people who want to be told exactly what to do. The journal structure removes the most common reason gym programs fail: not knowing what to do once you get there.
What Does the Program Actually Look Like?
Six phases, each nine weeks: eight weeks of training followed by one mandatory deload week. The phases run consecutively for just over a year. Here’s the basic shape:
Phase 1 uses the same five workouts identically for eight weeks. Nothing changes except the numbers on the bar. That’s intentional. The goal is to learn the foundational compound movements (barbell squat, deadlift, bench press, row, overhead press) and establish baseline working weights. Exercise novelty is actively counterproductive at this stage.
Phases 2 through 5 introduce new variations while keeping the core compounds as anchors. Front squats and Bulgarian split squats come in during Phase 2. Chin-ups in Phase 3. Dips and hanging leg raises in Phase 5.
Phase 6 replaces chin-ups with pull-ups and adds barbell walking lunges. By the end, you have a full exercise library and a year of logged data showing exactly how far you’ve come.
The preferred split is five days per week: two lower-body days, one push day (chest, shoulders, triceps), one pull day (back, biceps), and one upper body and core day. Four-day and three-day options are included for people with less gym availability. Matthews is honest about the hierarchy: five days produces better results than four, four beats three. But three days still works.
One structural detail worth noting: the deload week isn’t rest. It uses the same compound movements at the same weights, but drops volume to 3 sets of 5 reps. The point is to maintain motor patterns and connective tissue health while allowing recovery. Body measurements and progress photos happen at the end of every deload week, which means six structured comparison points across the year built directly into the program.
How Does Progressive Overload Work in This Program?
The entire program runs on one rule. Matthews calls it double progression, and it is worth understanding even if you never follow TLS specifically.
The rule: when you complete 10 clean reps on any hard set with good form, add 5 pounds to the bar on your next set. That’s it. One trigger, one response, applied every session across 54 weeks.
“Like most everything in life, you don’t need to be anywhere near perfect to win in the fitness game — you just have to be good enough most of the time.”
Michael Matthews, The Year One Challenge for Women
When the new weight is too heavy and you can only get 5 or 6 reps, you drop back to the original weight. Then you build back up to 10 clean reps for two consecutive hard sets before trying the heavier load again. The system has a built-in failure protocol so bad days don’t derail the whole program.
The math is compelling. A beginner who adds 5 pounds to her squat every two weeks adds 130 pounds in a year. Matthews’s reader testimonials document exactly that kind of progression: women in their 30s, 40s, and 50s adding 45 to 65 pounds to their squats and deadlifts across a single training year.
Rest periods are longer than most women’s programs prescribe: 3 minutes between hard sets for big compound lifts. The reason is straightforward. Strength degrades when rest is too short. The program prioritizes performance on every set, which means giving the energy systems time to recover before the next one.
Why Does This Matter for Weight Loss?
This is the part worth understanding if you’re here from ExcessMatters, where the focus is on weight loss and long-term metabolic health.
Cardio burns calories during the session. Muscle burns calories around the clock. Building lean muscle raises resting metabolic rate, which means your body burns more energy at rest over time. That math compounds. For anyone working on long-term weight management rather than a short-term cut, this is the mechanism that makes strength training more valuable than the elliptical.
During a calorie deficit, the risk is always muscle loss alongside fat loss. Strength training preserves muscle during weight loss. Women who lose weight with strength training alongside the cut retain more lean mass, which means a higher metabolic rate at the end of the process and better long-term weight maintenance. The research on this is consistent.
Matthews’s nutrition framework is flexible dieting: no foods are off-limits, 80% of calories from whole foods, up to 20% from whatever you want. Protein is set at 1 to 1.2 grams per pound of body weight when cutting. Carbohydrates are not restricted (he explicitly argues that active women perform better with adequate carbohydrate intake). The system uses a calorie target and macro ratios. There’s no food hierarchy, no clean/dirty binary.
One honest caveat: the nutrition framework involves calorie targets and food scale use. For someone in active recovery from an eating disorder, that can be destabilizing without clinical support. The program doesn’t address this. If that’s you, talk to a dietitian before implementing any calorie-based framework.
Is The Year One Challenge for Women Worth Reading?
Read this if you want a complete beginner-to-intermediate strength program where every decision is already made. If you’ve spent time in the gym not really knowing what to do, if you’ve tried cardio-based programs and hit a wall, or if you’re drawn to data-forward approaches over inspirational wellness content, this format will suit you well. It works best with full gym access (squat rack, bench, barbell, pull-up bar).
Read Thinner Leaner Stronger first. Matthews explicitly recommends this, and it’s good advice. The journal assumes you’ve read TLS. The science and rationale live in that book; the journal is the execution layer. Picking up the journal without the context makes the nutrition section feel thin.
Skip it if you’re an experienced lifter with a periodized program already. You don’t need Phase 1 for eight weeks of identical workouts. The program is designed for beginners and people returning after a gap, and it’s excellent for that. It’s not where advanced trainees should be spending their time.
One honest limitation: the program ends after Phase 6. There’s no Phase 7. Matthews’s implicit answer is that after a year of TLS, you’ve built enough knowledge to self-program. That transition is real work, and the journal doesn’t fully bridge it. His follow-up resources cover this, but the journal leaves you at the edge without a clear path forward.
Books Like The Year One Challenge for Women
| Book | Author | Best For |
|---|---|---|
| Thinner Leaner Stronger | Michael Matthews | Read this first: has the full science and rationale |
| Strong Curves | Bret Contreras | Women who want more glute emphasis and program variety |
| Next Level | Dr. Stacy Sims | Women navigating perimenopause and hormonal changes with training |
| Spark | John Ratey | Understanding why exercise affects mood, cognition, and mental health |
| Lean and Strong | Jennifer Hillis | Women who want a barbell program with more flexible periodization |