Here’s What the Science Actually Says

There’s been a huge rise in cycle-syncing content online lately.

And while I love that women’s health is finally being talked about more openly, I also think a lot of the conversation has become unnecessarily rigid.

Some influencers make it sound like women should completely change their personality, nutrition, and workout style every single week of their cycle.

For busy women already struggling to stay consistent, that can feel overwhelming fast.

The truth is more nuanced.

Your menstrual cycle absolutely can influence how you feel.

But it doesn’t mean your body is fragile or incapable.

Hormones Can Influence Performance — But They Don’t Define You

Throughout the menstrual cycle, estrogen and progesterone fluctuate.

These hormonal shifts may influence:

• Recovery
• Mood
• Sleep quality
• Appetite
• Energy levels
• Body temperature
• Water retention

Some women genuinely feel stronger during certain phases. Others notice they need slightly more recovery before their period.

Both experiences are normal.

What’s important is learning how your body responds instead of forcing yourself into rigid rules created for social media.

If you’ve spent any time on wellness TikTok lately, you’ve probably heard someone say:

“You should only do Pilates during your luteal phase.”

Or:

“Never strength train during your period.”

Or:

“You should completely change your workouts every week of your cycle.”

And honestly? The internet has made this way more complicated than it needs to be.

Your Cycle Can Affect How You Feel

Hormonal changes throughout your menstrual cycle absolutely can impact:

• Energy
• Recovery
• Hunger
• Mood
• Motivation
• Sleep
• Water retention

That part is real.

Some women feel incredible during certain phases. Others feel more fatigued before their period.

But current research does not strongly support the idea that women must completely change training styles throughout the month.

What Actually Matters Most

The most important thing is learning how your body responds.

Not blindly following generalized cycle-syncing rules online.

For example:

• During the follicular phase, many women feel stronger and more energized
• During the late luteal phase, some women notice decreased recovery and higher fatigue
• During menstruation, some women feel great training while others need lighter movement

All of those experiences are normal.

My Approach to Cycle-Based Training

Instead of rigid “cycle syncing,” I prefer flexible structure.

That means:

When Energy Is High:

• Push heavier lifts
• Increase intensity
• Progress workouts
• Lean into strength goals

When Recovery Feels Lower:

• Reduce intensity slightly
• Focus on movement instead of perfection
• Walk more
• Prioritize sleep and hydration
• Give yourself more grace

The goal is consistency over perfection.

Your cycle should inform your training — not control it.

Women Have Been Underserved in Fitness Research

One thing I’m passionate about is helping women understand that our bodies are not “broken.”

Women have historically been underrepresented in exercise science research.

That’s changing now.

But unfortunately, social media often takes tiny pieces of emerging science and turns them into rigid rules.

You do not need a completely different personality every week of your cycle.

You just need awareness, flexibility, and a sustainable routine.

Science & Research

• Umbrella Review on Menstrual Cycle & Strength Performance: https://pmc.ncbi.nlm.nih.gov/articles/PMC10076834/
• Review on Exercise Performance Across the Menstrual Cycle: https://pubmed.ncbi.nlm.nih.gov/41476925/
• SELF Article Reviewing Cycle Syncing Research: https://www.self.com/story/cycle-syncing-workouts
• Frontiers Research on Menstrual Experiences & Training: https://www.frontiersin.org/journals/sports-and-active-living/articles/10.3389/fspor.2025.1519825/full

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