Training Around Your Menstrual Cycle
Most training advice was written for men and handed to women unchanged. Your hormones move in a monthly rhythm, and that rhythm affects your strength, your recovery, your appetite and how you feel walking into the gym.
This isn't about training less. It's about understanding why some weeks feel unstoppable and others feel like wading through treacle, so you stop blaming yourself for physiology.
The quick version
A typical cycle runs 21 to 35 days, and 28 is an average rather than a rule. Everything below is a pattern, not a prescription, and the most useful version of it is the one you learn by tracking your own.
The four phases, in plain English
| Phase | Roughly | How you tend to feel | Training focus |
|---|---|---|---|
| Menstrual | Days 1–5 | Low energy day one or two, then improving | Train as normal, lighten if you need to |
| Follicular | Days 6–13 | Energy climbing, recovery good | Push hard, add weight, PB attempts |
| Ovulation | Around day 14 | Often your strongest days | Heaviest lifts of the month |
| Luteal | Days 15–28 | Energy dropping, hungrier, warmer, more tired | Maintain volume, expect lower peaks |
Your strong weeks: make them count
After your period ends, oestrogen rises. You recover faster between sets and between sessions, your tolerance for hard work is higher, and your mood is generally better. This is the fortnight to be ambitious.
Use this window for
- Adding weight to your main lifts — squats, hip thrusts, deadlifts, presses
- Attempting rep or weight PBs
- Your highest training volume of the month
- Learning new movements, when coordination and confidence are best
- Any harder conditioning work if it's part of your plan
One thing worth knowing: some research suggests slightly greater joint laxity around ovulation. It's not a reason to avoid heavy lifting, it is a reason to keep your technique tight and not chase a wild PB on a day your form is scrappy.
The harder weeks: what's actually happening
After ovulation, progesterone rises. Your resting body temperature goes up by a few tenths of a degree, which makes sessions feel hotter and harder. Appetite genuinely increases, often by a couple of hundred calories a day. Sleep can get lighter. None of this is you being weak.
How to train well in the luteal phase
- Keep the sessions, lower the ceiling. Same exercises, same effort, accept slightly lower numbers
- Longer rests between sets. Recovery is genuinely slower, so give yourself 30 seconds more
- Train cooler. More water, lighter clothing, don't book the 6pm class in the hottest room
- Judge sessions on effort, not weight on the bar
- Protect sleep harder than usual, because it's already lighter
Every month, women decide they've "lost all their progress" during the luteal phase, then feel like a failure and skip sessions, which genuinely does cost them progress. Nothing was lost. You're the same person you were ten days ago, in a different hormonal environment.
Should you train on your period?
Yes, if you feel up to it, and plenty of women feel better after training than before it. Movement genuinely helps cramps for a lot of people. Nothing about lifting is dangerous during your period.
If day one floors you, don't be a hero. Swap the heavy session for a walk, some mobility or a lighter upper-body day, and pick the plan back up on day two or three. One adjusted session inside a consistent month is nothing. Three skipped weeks because you felt guilty about one is something.
Food, cravings and the luteal appetite
The increased hunger in the week or so before your period is real physiology, not weakness. Fighting it with willpower usually ends in a binge and a bad mood. Working with it works better.
Practical moves
- Add protein first. It's the most filling macro and it blunts the worst of it
- Increase food volume: veg, salad, soups, popcorn, berries. Bulk fills you up at low calorie cost
- Plan the chocolate in rather than pretending it isn't happening. A planned 200 calories beats an unplanned 900
- Don't start a new aggressive diet in this week, you're setting yourself up to fail
- Iron matters if your periods are heavy. Red meat, leafy greens, and a GP conversation if you're constantly exhausted
Why the scales jump, and why it isn't fat
Most women hold one to three kilos of extra water in the week before their period. That's water, not fat. You cannot gain three kilos of body fat in five days without eating an extra 20,000 calories, which nobody is doing.
If you're on the pill, coil or another contraceptive
Hormonal contraception changes the picture. On the combined pill you're generally on a more stable hormone level, so the peaks and troughs above are flatter, and any bleed is a withdrawal bleed rather than a true period. Coils, implants and injections vary widely, and some people stop cycling noticeably at all.
The practical answer is the same for everyone: track how you actually feel for two or three months and train to your pattern rather than a chart in an article. Note energy, strength, sleep and mood in your training log or check-in. Your own data beats any generalisation, including this one.
An honest note on the science
Cycle-based training is popular, and some of what's sold about it goes well beyond the evidence. The research on whether you should completely restructure your programme around your cycle is genuinely mixed, and the studies are often small.
What's well supported is simpler: symptoms are real, perceived effort changes across the month, appetite and water retention shift, and adherence matters more than perfect periodisation. So use your cycle as information, not as a set of rules that stops you training.
If your periods stop entirely, become extremely heavy or painful enough to stop your normal life, please see your GP. Losing your period while training hard and eating little is a warning sign of low energy availability, and it affects your bones and long-term health. That's a medical conversation, not a training one.
Common questions
Should I skip the gym on my period?
No need. Train if you feel able, adjust the intensity if you don't, and go for a walk instead if day one is rough. Exercise often reduces cramps.
Am I weaker before my period?
Many women report feeling weaker and finding sessions harder in the luteal phase, and body temperature and appetite genuinely do rise. Expect it, plan for it, and don't read it as lost progress.
Can I still lose fat throughout my cycle?
Yes. Fat loss is driven by your calorie balance across weeks, not by what your hormones do on any given day. Just judge it on monthly trends, because water retention will hide progress temporarily.
Ready when you are
Reading is a great start. It all gets easier when the plan's built for you and someone's in your corner. Train with me at UltraFlex Durham or Hii Club Gosforth, or get coached online anywhere.
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