I knew endurance. I didn’t know this.
My honest account of perimenopause, RED-S, and preparing for my return to sport as an endurance athlete and former endurance coach.
How I ended up with RED-S to how it’s going now. I’m sharing everything in real time, and I don’t know how this recovery is going to look…

Meet the Voice Behind Effortless Endurance
I’m Teresa. I’m an endurance athlete, former endurance coach, and someone who learned the hard way that experience doesn’t make you immune. I write about training, perimenopause, RED-S, and what recovering from RED-S actually looks like.

From the Training Diaries
Honest writing about endurance, perimenopause, and what it actually takes to come back from RED-S. All from personal experience as an athlete and endurance coach.
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How Cortisol Walked Me Into RED-S (And Why I Didn’t See It Coming)
I’ve been training for over three decades. I know how to plan…
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Metabolic Adaptation: When Your Body Stops Trying to Perform and Starts Trying to Survive
Why eating less and training harder made everything worse — the thyroid-cortisol…
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RED-S Doesn’t Always Look Like What You Think
RED-S (Relative Energy Deficiency in Sport) happens when your body doesn’t have…
