Back to Louisa NicolaLouisa NicolaCognitive Decline Expert: The Disease That Starts in Your 30s but Kills You in Your 70s
Feb 5, 2026
Key Takeaways
- Alzheimer's disease begins affecting the brain decades before symptoms show, potentially starting in one's 30s.
- Louisa Nicola claims that 95% of Alzheimer's cases are preventable with lifestyle changes.
- Exercise, especially resistance training, is crucial for brain health and can increase cognitive reserve.
- Women experience a significant drop in brain energy during menopause, contributing to a higher prevalence of Alzheimer's compared to men.
- Resistance training induces beneficial chemicals in the brain, aiding in neuron growth and protection.
- Engaging in challenging cognitive tasks can enhance brain function and build cognitive reserves.
- A sedentary lifestyle is detrimental to brain and cardiovascular health; incorporating simple exercises like air squats can mitigate these risks.
- Maintaining cardiovascular health is essential for brain health, with VO2 max being a strong predictor of longevity.
- Sleep is critical for brain health, allowing for detoxification processes that clear waste proteins associated with Alzheimer's.
- Creatine supplementation may support brain energy metabolism and cognitive function, beneficial for elderly and Alzheimer's patients.
- Nicola advocates for a ketogenic diet for perimenopausal women to manage brain energy deficits related to glucose metabolism.
- Nicola warns of the cognitive decline associated with prolonged screen time and social media use, suggesting it affects dopamine pathways.
- Stress management and maintaining low blood pressure are important for preventing blood-brain barrier damage and cognitive decline.