Cognitive Decline Expert: The Disease That Starts in Your 30s but Kills You in Your 70s (Video)
In this 5 February 2026 published video, host Steven Bartlett talks with Alzheimer’s expert Louisa Nicola explains early Alzheimer’s risk, why creatine fuels brain energy and memory, deep sleep hacks, and why sitting is a silent killer!
Louisa Nicola is a leading neurophysiologist and human performance coach who studies the brain and nervous system. She is the founder of Neuro Athletics, a consulting firm that provides scientific strategies for cognitive performance, and is also currently finishing her PhD at the University of Washington.
She explains:
- Why 70% of Alzheimer’s patients are women
- The “leaky brain” warning signs you are ignoring
- Why menopause triggers a 30% drop in brain energy
- How 20 minutes of Zone 5 training reverses heart aging
- Why your “willpower muscle” shrinks without hard challenges
https://youtu.be/0t_DD5568RA
00:00 Intro
02:28 Why I’m on a Mission to Prevent Alzheimer’s for Millions
02:55 The Real Reason Alzheimer’s Is More Preventable Than You Think
04:31 How Lifestyle Choices Quietly Lead to Dementia
08:40 Why Some Older Adults Stay Mentally Sharp — and Others Don’t
12:32 How Short-Form Content Might Be Damaging Your Brain
13:44 The Surprising Way Exercise Boosts Cognitive Function
16:28 What Strong Legs Reveal About Your Brain’s Health
17:20 How Resistance Training Powers Up Your Brain
21:05 Can Exercise Actually Help Prevent Cancer?
22:55 The One Exercise Every Brain Needs
25:39 How Aerobic Training Could Help Prevent Alzheimer’s
28:44 The Brain-Heart Connection: Reducing Cardiovascular Disease
32:12 Why VO2 Max Might Be the #1 Predictor of How Long You’ll Live
34:42 The Best Exercises for Long-Term Brain Health and Longevity
41:42 What to Do Immediately After an Alzheimer’s Diagnosis
45:02 Why the Ketogenic Diet May Be Crucial for Women in Perimenopause
50:09 What You Need to Know About Hormone Replacement Therapy
52:28 The Truth About Finding the Best HRT Option
01:00:21 Ads
01:01:53 The Hidden Link Between Sleep Deprivation and Alzheimer’s
01:03:39 Why You Need to Fix Your Sleep Routine Now
01:06:58 Can Ashwagandha and Rhodiola Really Help with Stress?
01:09:59 The Most Powerful Supplement for Brain Health
01:14:01 How Vitamin D Plays a Role in Living Longer
01:15:00 The Most Affordable Way to Boost Your Brain and Body
01:34:31 Ads
01:36:24 Why Doing Hard Things Is Literally Growing Your Brain
01:43:25 What Brain Rot and Chatbots Are Doing to Us
01:49:00 The Truth Every Woman Deserves to Hear
01:57:36 Do You Ever Wish You Weren’t So Obsessed With Your Mission?
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