Mental Fitness: How to Train Your Mind to Show Up for Your Workout

The alarm goes off at 6:10. The matching set is folded over the chair, laid out the night before exactly the way every trainer on the internet says to do it. The reformer class is booked, paid for, non-refundable. And at 6:14, from the warm side of the duvet, a thumb finds the app and quietly moves the whole plan to Thursday.

That moment is not a fitness problem. Her legs work. Her calendar, technically, allows it. What faltered in those four minutes is something almost none of us ever train: mental fitness — the part of the workout that happens entirely from the neck up.

On a recent episode of Mayo Clinic's On Human Optimization podcast, sports medicine surgeon Dr. Christopher Camp sat down with Dr. Jonathan Jenkins, a clinical and sport psychologist at Massachusetts General Hospital who also keeps the New England Patriots and Boston Red Sox mentally match-fit. His core message lands differently than most fitness advice: the hardest part of working out was never the workout. It's getting there, believing you can, and staying with it when progress is invisible. Here is the Viva translation — what mental fitness actually is, why motivation keeps ghosting you, and the psychologist-approved rituals that turn movement into a standing appointment with your future self.

What is mental fitness, exactly?

Mental fitness is the practice of training your mind — your focus, your self-talk, your emotional recovery — with the same consistency you train your body, so that exercise happens by design rather than by mood. Dr. Jenkins frames it two ways: first, your brain's raw firepower (memory, agility, coordination, fewer careless errors), and second, the cognitive and emotional skills that make you comfortable being active in the first place. Both, he insists, can be improved at any age.

Try his audit. Add up the hours you invested in your body this year — workouts, Pilates, massage, red-light sessions, the works. Now add up the hours you invested in your mind: real rest, mindfulness, therapy, visualization, unhurried time with people you love. For most high-functioning women, the two numbers aren't even in the same currency. Mental fitness is simply balancing that ledger — because the neglected half is quietly deciding whether the trained half ever gets used.

Why motivation keeps failing you

Here is the most liberating idea in the entire conversation: Dr. Jenkins calls the need for confidence and motivation one of the biggest lies we've been told about performance. Elite athletes don't wait to feel ready. They build willpower and systems — the class booked and paid for, the bag packed by the door, the standing Tuesday date with a friend — so the decision is made once, in advance, and never renegotiated at 6:14 a.m. When the system does the deciding, motivation becomes a bonus, not a prerequisite.

And embrace a counterintuitive luxury: boredom. Dr. Jenkins points to a famous study of elite swimmers, The Mundanity of Excellence, which found that the best in the world weren't doing spectacular things — they were doing simple things extraordinarily well, over and over, for years. A calm, predictable routine is what your nervous system craves in an overstimulated life. His advice is to "find comfort in the boring." One elegant mental switch helps: stop saying I have to work out and start saying I get to.

The mental mistakes even disciplined women make

• Believing the window has closed. Research on masters-level runners found personal bests barely decline until about age 70. The story that your strongest years are behind you at 35 is exactly that — a story.
• Training like a professional while living like a civilian. Boutique classes that reward you for redlining your heart rate are training you for a game you'll never play. Train for the life you actually perform: a heart that runs efficiently, a back that's pain-free after a long day, a body that's agile for decades.
• The all-or-nothing hour. Waiting for the perfect sixty minutes means most days deliver zero. Thirty minutes is not a compromise; it's a victory over nothing.
• Comparing your chapter one to someone else's highlight reel. The bodies flooding your feed are often full-time jobs with full-time support teams. The only fair benchmark, says Dr. Jenkins, is the best version of you, given the actual circumstances of your life.
• Fearing strength will make you "too much." Many women hold back from lifting heavier because of old aesthetic guardrails. The evidence keeps moving in one direction: muscle is health, longevity and, frankly, luxury.

How to build mental fitness: the starter protocol

1. Find a why no one can take from you. Not a number on a scale someone else assigned — a reason so personal it's indestructible to other people's opinions.
2. Set process goals, not outcome goals. "Lose 30 pounds" depends on variables you don't control. "Walk after dinner four nights this week" is entirely yours.
3. Make it easy, make it obvious. Borrowing from James Clear's Atomic Habits: your life is complicated enough. Steal a proven plan, simplify it, and put it where you can't miss it.
4. Depersonalize the struggle. When it gets hard, you are not the problem — you are a person doing a difficult thing. That single reframe keeps a rough week from becoming a verdict on your character.

How to stay consistent when the novelty wears off

Two tools from the professional locker room. First, an anchor mantra — a short phrase that resets you after a miss. Dr. Jenkins used "flush it" as a college lacrosse player: bad play, flush, next move. A skipped Monday doesn't need four days of guilt; it needs two words and a Tuesday.

Second, the three Rs: recognize, reset, respond. Recognize the early sign you're drifting (three snoozed alarms, an unused membership). Reset — steer the car back onto the road without drama. Respond by grabbing the lowest-hanging fruit: one walk, one class, one set. Momentum is rebuilt in small denominations.

Celebrate like you mean it

Dr. Jenkins prescribes more self-thanking — his reference point is Snoop Dogg's Walk of Fame speech, where the star famously thanked himself for doing the work. Yours can be quieter: acknowledge the 30-minute run-walk even while faster people glide past. Set milestones so there's something to toast before the finish line. Gamify it. Do it in community, because borrowed enthusiasm is still enthusiasm. And make the reward align with the goal — celebrate a strong week with the infrared sauna or the silk pillowcase, not with the thing that undoes the week.

The Viva takeaway

Exercise, Dr. Jenkins says, is an investment in the quality of your life — this decade and the ones after it. The luxury isn't the leggings or the studio; it's a mind so well-trained that showing up requires no negotiation at all. Build the system once. Then let 6:14 a.m. take care of itself.

Frequently asked questions

What is mental fitness?

Mental fitness is training your focus, self-talk and emotional regulation as deliberately as you train your body, so healthy habits like exercise no longer depend on how motivated you feel. Like physical fitness, it improves with practice at any age.

How do I motivate myself to exercise when I don't feel like it?

Stop relying on motivation. Build systems that pre-make the decision — book and pay for classes in advance, lay out your clothes, schedule workouts with a friend — and use a short reset ritual (recognize, reset, respond) when you slip. Motivation follows action far more reliably than it precedes it.

Is it too late to get in shape in my 40s or 50s?

No. Studies of masters-level runners show performance stays remarkably stable until around age 70 when training continues. Most people dramatically underestimate their capacity for change in midlife.

Is a 30-minute workout even worth it?

Yes. Thirty minutes of movement beats zero every single time, and consistency compounds like interest. Sport psychologists recommend a take-what-you-can-get approach over an all-or-nothing hour.

Adapted from insights shared on the Mayo Clinic Press podcast On Human Optimization: How to build mental fitness for exercise, featuring Dr. Jonathan Jenkins, Psy.D., and Dr. Christopher Camp, M.D.

This article is for informational purposes only and is not medical advice. Always consult a qualified healthcare provider before beginning a new exercise or supplement routine.