Articles by Dr Stacy Sims

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Tags: sleep

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Holding It All Together

I’ll be honest: more than once this week I’ve woken up and it’s taken me a moment to work out which city I’m in. Highlights of the last few weeks include speaking at The Epicenter in Portland, Oregon, for the Women’s Global Sports Summit; a quick trip across the Pond for the Wellness Oasis in L...

by Dr. Stacy Sims — Oct 02, 2026 nutrition recovery sleep strength training

How to Think Like an Athlete

I was giving a keynote earlier this year to a room full of active women, and asked them to raise their hand if they considered themselves an athlete. I’d say maybe less than a quarter of hands went up. The rest looked around, unsure. The scientist in me had been curious about this for a while, ...

by Dr. Stacy Sims — Jul 22, 2026 fueling hiit intensity longevity recovery sleep training

Coffee, Decoded: What the Research Actually Says About Caffeine and Women

I'll say it upfront: I love my coffee. My mornings typically start with a strong cup, and many of the active women I know have a similar habit. So it's worth asking a question that doesn't get asked enough: how do we actually know caffeine affects us the way we think it does when most of the re...

by Dr. Stacy Sims — Jul 08, 2026 anxious contraception hormones menopause menstrual cycle perimenopause protein sleep

Where Do I Start? A Roadmap for Active Women Who Want to Get It Right

If there's one question I hear more than any other right now from active women, it's this: where do I even begin? There’s no doubt you're motivated and you’re asking all the right questions: you know that training, nutrition, sleep, and stress all matter, but the sheer volume of information out...

by Dr. Stacy Sims — May 29, 2026 adaptogens creatine fueling hiit lift heavy nutrition protein sleep strength supplements

Why Jet Lag Hits Women Harder

I landed back in New Zealand last week after a month in the US and it’s wonderful to be home, to be back with my family, and to be catching up on sleep. Well, almost. While my body is physically here, my body clock is still somewhere over the Pacific. Jet lag is one of those things that sneaks ...

by Dr. Stacy Sims — May 18, 2026 circadian rhythms hiit hormones hydration jetlag protein sleep supplements

Why Women Struggle with Sleep—Especially in the Summer

If you’re finding it harder to sleep, especially with the summer heat, you’re not alone. Women face unique sleep challenges—largely due to hormone fluctuations, different circadian rhythms, and even how we respond to temperature. But with the right strategies, you can improve your sleep, feel...

by Dr. Stacy Sims — Jul 23, 2025 adaptogens carbohydrates circadian rhythms heat hydration sleep

How to Beat Jet Lag

Whether you’re crossing time zones or working shift work, circadian rhythm disruption takes a toll, and is worse for women. Here’s what to know. Anyone who’s been in an airport lately knows that travel is back. Airports and planes are packed as people take long overdue vacations, head to destina...

by Dr Stacy Sims — Oct 13, 2024 jetlag recovery sleep

Save Your Sleep

Women struggle more than men to get a good night’s rest. Let’s fix that. Women appear to have a predisposition to struggling with insomnia. Research meta-analysis has shown it. Surveys by the National Sleep Foundation have shown it. Up to 67 percent of women reported having trouble sleeping at l...

by Dr Stacy Sims — Oct 11, 2024 sleep

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