From 1 episode and 1 video
Can you build muscle at 70?
Answered by Nikkiey Stott and her guests · Updated
The short answer
Yes. The WarriorBabe Show features two 70-year-old women doing exactly that. Peggy's scale shows about four pounds more muscle, and she carries her 11-foot paddleboard to the lake alone. Julie, who has two partial knee replacements and scoliosis, gained muscle and strength in four months by lifting weights and eating more food.
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Peggy, 70, on regaining muscle definition and carrying her paddleboard alone
Plays from 28:36 · Ep. 321: Can You Build Muscle at 70? One Woman's Transformation

Nikkiey introduces Julie, 70, who gained muscle despite knee replacements and scoliosis
Plays from 0:09 · Video: Strength Training at 70 With Knee Replacements and Scoliosis

Julie on moving from no carbs to four meals with carbs around her workout
Plays from 17:46 · Video: Strength Training at 70 With Knee Replacements and Scoliosis
Peggy's advice for a woman who thinks she's too old to build muscle
Plays from 29:31 · Ep. 321: Can You Build Muscle at 70? One Woman's Transformation
The full answer
On Ep. 321, Peggy explains that her muscle number on the scale has gone up by about four pounds since she started tracking. She says the scale and tape measure aren't the only data that matter. She can see definition coming back in her legs and triceps, and she walks her 11-foot paddleboard seven minutes down to the lake by herself. At 70, she says she feels about 40.
In a video episode, Nikkiey follows Julie, 70, who has two partial knee replacements and scoliosis. Over four months of strength training, Julie gained muscle and got stronger, adding weight in small steps of about 2.5 to 5 pounds. Nikkiey tells her that she knows her body best and should speak up if she feels anything beyond normal muscular effort as the weight goes up. If you have joint replacements or another condition, work with your doctor on what is right for you.
The food side matters as much as the lifting. Julie came from a no-carb diet built on eggs, cheese and meat. Now she eats:
She says protein helps her most because it keeps her full and she always knows when her next meal is coming.
- Four meals a day with few snacks, about 1,930 calories and 130 grams of protein, and she is not gaining weight
- Her carbs stacked around her morning workout, with eggs, cereal and yogurt or cottage cheese before
- Protein and vegetables at her other meals
If you've been told this is just a normal stage of life, these stories suggest the problem was the plan, not your age. Peggy says that if she were talking to a woman who thinks she's too old, she would start by asking about her why, whether that's keeping up with grandkids at an amusement park or something else entirely. She believes you are worth it, and that seeing someone else do it is often what helps a woman realize she can too.
From Nikkiey Stott and WarriorBabe's coaching. For education, not medical advice: talk to your doctor about your own health.
Women also ask
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Building Muscle After 40
How many calories should I eat to build muscle after 40?
Nikkiey says most women over 40 who lift weights three to four days a week need somewhere between 1,700 and 2,200 calories a day, not 1,200 or 1,400. Where you land in that range depends on your body. Eating too little doesn't just burn fat. It breaks down the muscle you're trying to build.
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Building Muscle After 40
Why does the scale go up during a muscle-building phase?
The scale goes up during a muscle-building phase because you're eating more food, and food has weight. The extra carbs are stored as glycogen, which holds about three to four grams of water per gram. You're also adding muscle, and Nikkiey says a small amount of fat comes with it. That is normal and expected.
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Building Muscle After 40
Why is muscle so important for women over 40?
Muscle matters after 40 because it drives your metabolism and protects your long-term health. Nikkiey explains that women lose about 3 to 8 percent of muscle per decade after 30, and less muscle means a slower metabolism. She calls muscle the engine of your metabolism and, borrowing Dr. Gabrielle Lyon's phrase, the organ of longevity.
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Watch or listen in full
More on this topic →
36 minCan You Build Muscle at 70? One Woman's Transformation
Episode 321 · Dec 22, 2025
25 minStrength Training at 70 With Knee Replacements and Scoliosis
Video · Oct 21, 2026
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