Does a woman’s testosterone level within the normal range predict more muscle gain?

Within the normal range, testosterone does not reliably predict who gains more muscle. Only supraphysiological levels (from external hormones) show markedly increased muscularity. (Timestamp: 324)

What age is considered too early to start resistance training for girls?

Starting resistance training in adolescence is valuable; it improves performance and can reduce injury risk in sports. It’s not unsafe and should be taught with proper guidance. (Timestamp: 899)

Should women change training around the menstrual cycle?

No. There’s no evidence that training needs to be altered by cycle phase; instead, adjust based on how you feel and days when symptoms are stronger. (Timestamp: 3177)

Does hormone-based contraception affect exercise adaptations?

For combined oral contraceptives, the data do not show a meaningful impact on strength, hypertrophy, or power adaptations compared to endogenous fluctuations. (Timestamp: 3863)

Should training change after menopause?

No need to change training; focus remains on maintaining muscle mass, bone density, and reducing fall risk through resistance training. (Timestamp: 4065)

Is there a best post-workout protein timing strategy?

There isn’t a narrow anabolic window. Protein intake per day matters more than exact post-workout timing; spreading protein across meals is practical. (Timestamp: 5890)

Is creatine safe for women and what should they take?

Creatine monohydrate (5 g/day) is well-studied and generally safe for exercising individuals; avoid gummies that may not contain the claimed dose. (Timestamp: 6110)

Is training fasted better or worse for fat loss?

Long-term fat loss is similar whether you train fed or fasted; the decision should be based on personal preference. (Timestamp: 5455)

Does high-repetition training pose more risk than heavy lifting?

Injury risk is similar across rep ranges when technique and warm-up are proper; both high reps and heavy sets require attention to form. (Timestamp: 2454)

Is cardio necessary for women who lift weights 2–3 times weekly?

Not strictly; cardio should serve endurance or enjoyment goals. For weight management, nutrition often drives fat loss more than cardio alone. (Timestamp: 3039)

Does cortisol cause fat gain in women?

Normal, acute cortisol increases from a good workout are not the cause of central fat gain; chronic high cortisol as in Cushing’s is rare and medical. (Timestamp: 6942)

The Most Effective Weight Training, Cardio & Nutrition for Women | Dr. Lauren Colenso-Semple

Andrew Huberman

Science & Technology4 min read152 min video

Feb 16, 2026|133,308 views|2,638|370

andrew huberman huberman lab podcast huberman podcast dr. andrew huberman neuroscience huberman lab andrew huberman podcast the huberman lab podcast science podcast

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Key Moments

TL;DR

Women respond to resistance training similarly to men; focus on progressive overload.

Key Insights

Muscle response to training is largely similar in men and women; baseline differences come from testosterone exposure, not the training itself.

Acute post-exercise hormone spikes do not predict long-term muscle growth; progressive overload and training volume drive hypertrophy.

Muscle gains can occur at any age; starting earlier builds a 'muscle savings account' that benefits aging, though it's never too late to begin.

A practical starter program for women: full-body workouts 2–3 times per week, targeting all major muscle groups, with 2–4 sets per exercise and ~2 minutes rest.

Menstrual cycle phase does not require major training adjustments; listen to energy and fatigue, and adjust as needed rather than altering strategy by cycle stage.

Cardio should complement resistance training; for fat loss nutrition matters most, while walking and time-efficient high-intensity options can fit into a balanced plan.

EQUITY IN MUSCLE RESPONSE: MEN VS WOMEN

Muscle tissue responds to exercise in largely the same way in women and men. Across studies, muscle protein synthesis and growth after training and nutrition are similar between sexes. The main difference is baseline muscle mass, largely fueled by testosterone during puberty. When both sexes train, they gain similar relative size and strength. The extreme muscularity seen in female bodybuilders comes from supra-physiological androgen exposure, not typical training. For most women, staying within normal hormone ranges means there isn’t a predictable, sex-specific ceiling on growth—adaptation depends on effective stimulus and consistency.

HORMONES AND GROWTH: WHAT REALLY DRIVES HYPERTROPHY

The idea that a short-term hormonal surge drives long-term hypertrophy has faded. Even though people once chased spikes in testosterone and growth hormone after sessions, those acute changes do not predict who will grow more muscle over weeks and months. In women, circulating testosterone is already low and often below the detection thresholds of older assays, so the focus should be on adequate resistance training volume and progressive overload rather than chasing transient hormonal signals. Over time, consistent training and appropriate volume drive hypertrophy regardless of menstrual phase.

STARTING RESISTANCE TRAINING: AGE, HABITS, AND MINDSETS

Starting resistance training is valuable at any age. Young people benefit from building a habit and protecting future function, while older adults gain meaningful strength and metabolic health. The analogy of a retirement savings account applies: earlier you start, more muscle you accumulate to offset age-related loss. Teenage girls can safely engage in resistance training with proper supervision, which supports sports participation and injury resilience. And it is never too late: modest gains at 70 or beyond still improve function, independence, and overall health.

BUILDING A WOMEN'S STARTER PROGRAM: STRUCTURE AND SCOPE

A practical starter program for women targets all major muscle groups with a full-body approach two to three times per week. Use challenging loads and perform sets close to failure to spark growth, typically two to four sets per exercise. Rest about two minutes between higher-load sets, more if needed. Emphasize compound movements such as squats, presses, rows, and hip hinges, then tailor assistance work to goals. If you train more often, you can split by days, but two to three days makes full-body routines simple and effective.

REPS, SETS, REST: PRACTICAL GUIDELINES

In terms of repetition ranges, hypertrophy is flexible as long as you train close enough to failure. A common guideline is roughly six to twelve reps per set for most lifts, with beginners tending toward eight to twelve while mastering technique. Volume matters: more total work across the week can be achieved with moderate reps or higher reps. You can also vary rep ranges within a week (a low-rep day and a moderate-rep day) to stimulate different muscle fibers while tracking progression in each range.

CARDIO AND INTERFERENCE: BALANCING ENDURANCE WITH STRENGTH

Cardio should complement resistance training, not replace it. For health and conditioning, walking and moderate activity are valuable and sustainable. If you want higher-intensity cardio for time efficiency, short intervals can be effective, but try to perform cardio after resistance work or in a separate session to avoid hindering hypertrophy. Many people benefit from outdoor activities or sports they enjoy. Nutrition largely drives fat loss, so cardio alone is not a magic solution.

MENSTRUAL CYCLE: TRAINING FLEXIBILITY WITHOUT CYCLE FEAR

Finally, do not drastically change training across the menstrual cycle. The data do not support a need to adjust workouts based on estrogen or progesterone fluctuations. Instead, train consistently and listen to your body. If fatigue, cramps, or poor sleep reduce performance, skip or modify that session rather than assuming reduced capability across the cycle. Flexible options—such as lighter work or a different activity—allow long-term adherence while honoring personal energy and recovery.

Mentioned in This Episode

●Supplements

●Tools & Products

●Books

●People Referenced

Women's Resistance Training Cheat Sheet

Practical takeaways from this episode

Do This

Train all major muscle groups with a full-body approach 2–3 days per week.

Aim for sets near failure (8–12 reps for most exercises; adjust by exercise).

Prioritize progressive overload over time (increase load or reps gradually).

Use rest periods of about 2 minutes for most exercises; 3 minutes for squats/deadlifts; autoregulate as needed.

Incorporate supersets or agonist–antagonist pairs to save time when needed.

Avoid This

Don’t chase short-term hormonal spikes; focus on long-term progression and consistency.

Don’t change ROM to lift more weight; maintain full range of motion for safe progression.

Don’t rely on extreme volumes or daily high-intensity work without adequate recovery.

Common Questions

No. The data indicate men and women respond to exercise very similarly, though baseline muscularity in women is influenced by testosterone. The main difference is initial baselines, not the capacity to gain muscle with training. (Timestamp: 57)

Topics

Menopause Caffeine Menstrual Cycle Joovv Agz Sets And Reps Near Failure Cardio Vs Resistance Training Hormonal Contraception Women In Strength Training Protein Timing Ag1 Full-Body Workouts Creatine Supplementation Walking Eight Sleep Resistance Training For Women

Mentioned in this video

supplementAG1

Vitamin mineral probiotic drink; sponsor; promoted as a comprehensive supplement; offers with subscription deals.

supplementAGZ

Sleep formula mentioned as the sleep supplement used by the host; part of the AG1 ecosystem.

supplementCreatine monohydrate

Widely studied supplement discussed as a potent aid for strength and hypertrophy; typical dosing around 5 g/day.

personDr. Andrew Huberman

Host of the podcast; professor of neurobiology and ophthalmology at Stanford; discusses science-based tools for everyday life.

personDr. Lauren Kenzo Simple

Guest with PhD in integrative physiology; expert in muscle strength, cardiovascular fitness, and hormones-exercise interactions.

toolEight Sleep Pod 5

Smart mattress cover with cooling/heating and sleep-tracking features; sponsor; automates sleep environment.

organizationEnvironmental Working Group

NGO cited for water contaminant data; provides public health information.

studyEnvironmental Working Group (EWG) 2020 study on forever chemicals

EWG study cited about tap water contamination with chemicals linked to cancer and hormone disruption.

toolFunction Health

Health data and biomarker testing platform sponsor; referenced in the context of testing and personalization.

toolJoovv red light therapy devices

Medical-grade red light therapy devices used to support recovery and cellular health; sponsor.

bookManual for the Human Body

Huberman's book referenced in the episode; a comprehensive guide to protocols related to physiology and health.

toolRora countertop water filtration system

Countertop filtration system that removes contaminants (endocrine disruptors) while preserving minerals; sponsor.

studyWomen's Health Initiative (WHI)

Large, long-term study on hormone replacement therapy; discussed in the context of menopause and muscle health.

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