What Women Actually Need to Know About Training: Separating Evidence from Social Media
- Sonny Wilson
- Jul 21
- 5 min read
Social media rewards certainty.
The more absolute the statement, the more likely it is to be shared.
Unfortunately, human physiology is rarely absolute.
Recently, a series of graphics summarizing the work of exercise physiologist Dr. Stacy Sims has circulated widely online. Much of the advice has a solid scientific foundation. Some points simplify complex physiology. Others go beyond what the current evidence can confidently support.
Rather than asking whether the graphics are "right" or "wrong," a better question is:
What can women actually take away from the research?
Let's look at each major claim.
1. Should Women Skip Breakfast Before Training?
One of the strongest claims suggests that fasted exercise makes women gain fat and lose muscle.
The evidence isn't nearly that definitive.
Women do appear to regulate metabolism somewhat differently than men. Estrogen influences fuel selection during exercise, and some women report feeling better when eating before morning training—particularly around menopause or during high training loads.
However, studies have not shown that skipping breakfast automatically causes muscle loss or visceral fat gain.
Instead, the research suggests:
Some women perform better after eating.
Others tolerate fasted training perfectly well.
Energy availability throughout the day matters far more than whether breakfast occurs before exercise.
If you feel stronger, recover better, and eat enough total calories and protein, either approach can work.
2. Is Intermittent Fasting Bad for Women?
Another popular claim is that intermittent fasting "works against women's biology."
Again, reality is more nuanced.
Research has found that time-restricted eating can improve:
insulin sensitivity
body weight
blood sugar control
cardiovascular risk factors
in both men and women.
Where problems arise is when fasting becomes combined with:
insufficient calories
inadequate protein
excessive exercise
chronic stress
poor sleep
These aren't problems caused by fasting itself.
They're problems caused by inadequate recovery.
For some women—especially highly active women, those approaching menopause, or those with very high stress—shorter fasting windows or earlier eating patterns may feel better.
But there isn't strong evidence that all women should avoid intermittent fasting.
3. Is Cardio Making Women "Skinny Fat"?
This may be one of the most misleading claims.
Moderate cardiovascular exercise does not automatically reduce muscle mass or bone density.
In fact, aerobic exercise is consistently associated with:
lower cardiovascular disease risk
improved metabolic health
improved mental health
longer lifespan
However...
Cardio alone is usually not enough to preserve muscle and bone as women age.
That's where resistance training becomes essential.
The goal isn't replacing cardio. It's combining it with strength training.
4. Strength Training After 35
This is where the graphics contain one of the strongest messages.
As estrogen gradually declines during perimenopause and menopause, maintaining muscle becomes increasingly important.
Resistance training can help preserve:
muscle mass
bone density
balance
insulin sensitivity
independence later in life
The suggestion that women should only lift in the 4–6 repetition range, however, isn't supported by current evidence.
Research consistently shows muscle can be built across a wide range of repetitions provided the effort is sufficiently challenging.
Heavy lifting is valuable.
Moderate loads are valuable.
Higher repetitions can also work extremely well.
The best program is one that is:
progressive
technically sound
enjoyable enough to continue for years
5. Exercise Is More Than Burning Calories
This point deserves far more attention.
Many people still view exercise primarily as a way to "burn off" food.
That's a limited way to think about training.
Exercise improves:
stress resilience
mood
sleep
blood sugar regulation
cardiovascular health
cognitive function
strength
bone health
The calories burned during a workout are actually one of its smaller benefits.
Training should build a stronger, more capable body—not simply create an energy deficit.
6. Creatine for Women
This is another area where the evidence is becoming increasingly convincing.
Creatine isn't just for bodybuilders.
Research supports benefits for women including:
increased strength
improved training performance
better recovery
preservation of muscle during aging
possible cognitive benefits
A daily dose of approximately 3–5 grams of creatine monohydrate appears safe and effective for most healthy adults.
The graphics also state creatine is safe during pregnancy.
This is one area where caution is warranted.
Although animal studies are promising, routine supplementation during pregnancy is not yet standard clinical practice, and women who are pregnant or trying to conceive should discuss supplementation with their healthcare provider.
7. Cold Water and Sauna
Cold exposure has become incredibly popular.
The graphics suggest women should avoid ice baths and instead use water around 15°C (59°F).
The truth is we simply don't have enough research to make such a universal recommendation.
Women do appear to respond differently to cold than men, but optimal temperatures likely vary considerably depending on:
body composition
acclimatization
goals
hormonal status
Sauna research, on the other hand, continues to show encouraging benefits for cardiovascular health and recovery in both men and women.
Neither therapy replaces proper training, nutrition, or sleep.
They should be viewed as optional recovery tools—not necessities.
8. Recovery May Be More Important Than You Think
One message running through all of Dr. Sims' work deserves emphasis.
Recovery matters.
Many active women juggle:
careers
family
caregiving
disrupted sleep
hormonal transitions
demanding training schedules
More exercise isn't always better.
Sometimes the biggest improvements come from:
better sleep
adequate protein
enough calories
planned recovery days
reducing unnecessary stress
Training adaptations occur during recovery—not during the workout itself.
The PuncHIIT Perspective
At PuncHIIT Fitness, we encourage clients to be cautious whenever someone claims there is one way all women should train.
Women's physiology certainly deserves more research and more attention than it has historically received.
But women are not all the same.
A 25-year-old recreational runner...
A 48-year-old executive entering perimenopause...
A competitive boxer...
And a 70-year-old strength trainee...
all have different needs.
That's why we believe in our philosophy:
STOP EXERCISING — START TRAINING.
Training is individualized.
It considers:
goals
recovery
experience
health history
stress levels
lifestyle
age
preferences
No infographic can replace that.
Key Takeaways
Strength training should be a lifelong priority for women.
Cardio remains an important part of overall health.
Creatine is one of the most well-supported supplements available.
Recovery deserves as much attention as workouts.
Intermittent fasting isn't inherently harmful or beneficial—it depends on the individual.
Breakfast timing is less important than meeting overall nutrition needs.
Be cautious of absolute claims on social media, even when they come from respected experts.
Most importantly, don't chase trends.
Build a training plan you can sustain for years.
That's what produces lasting results.
Suggested Internal Links
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References
American College of Sports Medicine. ACSM's Guidelines for Exercise Testing and Prescription.
National Strength and Conditioning Association (NSCA). Position Statements.
Morton RW, et al. A Systematic Review, Meta-analysis and Meta-regression of Protein Supplementation on Resistance Training-Induced Gains in Muscle Mass and Strength. Br J Sports Med.
Schoenfeld BJ, et al. Strength and Hypertrophy Adaptations Between Low- vs High-Load Resistance Training. J Strength Cond Res.
Candow DG, et al. Creatine Supplementation in Aging Adults. Nutrients.
Gill S, et al. Time-Restricted Feeding in Humans. Cell Metabolism.
Ross R, et al. Importance of Combining Aerobic and Resistance Exercise. Circulation.
Stacy T. Sims, PhD. ROAR and related peer-reviewed publications on female physiology and exercise.
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