The Aging Body: Muscle Loss, Metabolism, and Healthy Fat

This chapter explores how aging affects muscle mass and metabolic health in women over 40, focusing on sarcopenia and its implications for insulin sensitivity. The hosts emphasize the importance of strength training over cardio for preserving lean muscle and discuss the various types of body fat and their functions.

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In this episode, host Lisa Bilyeu is joined by nurse practitioner and intermittent fasting expert Dr. Cynthia Thurlow to tackle one of the hottest topics in women’s health: the incredible, anti-aging benefits of intermittent fasting—specifically tailored for women. If you’ve ever found yourself struggling with fatigue, unexplained weight gain, mood swings, or stubborn health challenges, this conversation is an absolute must-listen.

Lisa and Cynthia dive deep, breaking down the science of fasting, how it works with women’s hormones and menstrual cycles, and why the approach needs to be different from men’s. Cynthia shares powerful, actionable strategies to help women prevent disease, reduce inflammation, support cognitive function, and even heal chronic gut issues—all by harnessing the power of fasting.

Along the way, they debunk common myths, discuss real-life setbacks, and encourage women to take ownership of their health—without guilt, shame, or unrealistic standards. With practical tips for getting started, stories about reclaiming confidence, and an honest look at how to navigate overwhelm, this episode is your empowering guide to using fasting as a tool for lifelong vitality.

SHOWNOTES

00:00 Prioritize Women's Health

10:30 Fasting Considerations by Age for Women

12:10 Pre-Menstruation: Reduce Fasting and Exercise

16:36 Protein Needs for Menopausal Women

25:33 IBS, Food Sensitivities, and Fasting

29:21 "Domino Effect of Antibiotics"

37:13 Empowerment Through Vulnerability

41:47 Mastering the Urge to Snack

46:08 Clarity in Life’s Purpose

48:35 Empower Women to Prioritize Needs

57:23 Breaking Free from Fasting Addiction