Train smarter with your cycle.
Evidence-based guides on cycle syncing, hormones, and women's fitness. Written by the team behind CycleFit.
The 7 Best Period Tracker Apps for Fitness in 2026 (Honest Review)
We tested every major period tracker app against five criteria for women who train. Here's how CycleFit, Clue, Flo, WHOOP, Sweat, and Apple Fitness+ actually stack up.
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Best Flo Alternatives in 2026: 7 Cycle Apps That Go Further
Flo is great, but it's not the only option. Here are the seven best Flo alternatives, ranked by what they actually do well for fitness, fertility, privacy, and tracking.
How to Lose Weight with Your Cycle (Not Against It)
Your metabolism, cravings, and water retention shift weekly. Here's a phase-by-phase weight loss playbook that actually works for women.
CycleFit vs WHOOP vs Apple Fitness+ vs Sweat vs Pixel Watch: 2026 Comparison
Honest, side-by-side comparison of CycleFit and the four biggest fitness platforms for women. Features, prices, and which one actually adapts to your menstrual cycle.
Perimenopause and Exercise: The Training Plan That Actually Works
Perimenopause changes everything: muscle mass, bone density, recovery, cravings. Here's the evidence-based training plan that thrives in your 40s and beyond.
Endometriosis and Exercise: A Gentle, Evidence-Based Playbook
Endometriosis makes consistent training hard. Here's what works, what to avoid, and how to move through flares without making them worse.
PCOS and Exercise: The Smartest Way to Train with PCOS
PCOS changes how your body responds to training. Here's the evidence-based playbook on strength training, cardio, and recovery for women with polycystic ovary syndrome.
Hormonal Birth Control and Fitness: What Changes for Training
Does cycle syncing work if you're on the pill, the implant, or a hormonal IUD? Here's how each contraceptive method affects training, and what to do about it.
Cycle Syncing Workouts: The Complete Guide for 2026
Learn how to sync your workouts to your menstrual cycle. Phase-by-phase training, science, and a practical week-by-week plan.
Follicular Phase Workouts: How to Train Your Comeback Week
The follicular phase is when your body is built for hard training. Learn what to lift, how to sprint, and the science behind your strongest week of the cycle.
Luteal Phase Training: What to Do When Energy Dips
The luteal phase doesn't have to be a slump. Here's how to train, fuel, and recover during the second half of your cycle.
Ovulation Training: How to Maximize Your Strongest Week
Estrogen peaks. Strength peaks. Pain tolerance peaks. Here's how to use your ovulation window for the biggest PRs of your cycle, plus the one risk to watch.
Should You Work Out on Your Period? What the Science Says
Yes, you can exercise on your period, but not the way you usually do. Here's a day-by-day playbook for the menstrual phase, backed by sports medicine research.
The Menstrual Cycle and Fitness: Everything You Need to Know
How estrogen and progesterone shape your strength, endurance, and recovery, plus the best app to track it all.
Cycle Syncing Nutrition: What to Eat in Every Phase
Your hormones change how you burn fuel, store carbs, and crave food. This phase-by-phase nutrition guide makes your meals work with your cycle, not against it.