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Is sleep the ultimate performance enhancer?
In this episode of the Casa de Confidence podcast, host Julie DeLucca-Collins sits down with Glen, co-founder of Stamina Lab, to explore the often underestimated role that sleep plays in our creativity, focus, emotional well-being, and overall health.
Julie opens up about her own sleep struggles, creating a grounded and relatable backdrop for a conversation that’s equal parts science, storytelling, and practical advice.
Glen shares why REM sleep, in particular, is so vital—describing it as the “genius lounge” where emotional regulation, memory processing, and creative breakthroughs all happen.
Here’s what you’ll learn in this episode:
- Why sleep is foundational for brain function and decision-making
Glen explains how lack of quality sleep impacts your cognitive ability, emotional resilience, and ability to make thoughtful decisions. - The different stages of sleep—especially REM
Rather than treating sleep as one long block, Glen dives into the science of sleep cycles and why REM sleep is essential for problem-solving and emotional processing. - The link between sleep and creativity
Want more “aha” moments? Glen shares how well-rested brains are more innovative and open to new ideas. - Why midlife makes sleep trickier
They discuss how sleep patterns often shift in midlife due to hormonal changes, stress, and lifestyle demands—and what you can do about it. - Practical tips to improve your sleep hygiene
From managing light exposure to creating calming nighttime rituals, Glen shares simple but effective strategies for building a better relationship with rest. - The role of keystone habits
Glen explains how small daily habits—like when you dim your lights or put your phone away—can have a ripple effect on your overall well-being. - Mindset, language, and curiosity in personal growth
You’ll also hear Glen talk about how our inner dialogue and willingness to experiment shape not only our sleep, but every other area of our lives. - Progress, not perfection
The episode encourages listeners to approach well-being as a journey—not a checklist—with small, consistent changes creating the biggest long-term impact.
Whether you’re looking to boost your mental clarity, improve your mood, or simply wake up feeling more refreshed, this conversation offers both inspiration and actionable tools to help you get there.