Why Some People Age 3x Faster (And How to Stop It for £0)

https://www.dralexnewsletter.com Join the community by signing up to my daily newsletter! Practical health advice, straight to your inbox, every morning. Two people can be the exact same age on paper, but biologically look completely different. One is strong, sharp, energetic and independent. The other is frail, exhausted, inflamed and already accumulating chronic disease. After nearly a decade working in emergency medicine, I see that gap constantly, and it never appeared overnight. In this video, I break down the biology behind accelerated ageing: mitochondrial dysfunction, insulin resistance, chronic inflammation, circadian disruption and loss of muscle mass. More importantly, I walk through six evidence-based habits that directly influence those systems — simple things that cost nothing, but that most people consistently overlook. Remember ageing is largely the result of damage accumulating faster than the body can repair it, and those repair systems are being influenced by what you do every single day. What you’ll learn: -The difference between chronological age and biological age -Why some people physically decline much faster than others -How mitochondrial dysfunction accelerates ageing -The role of insulin resistance and blood sugar spikes -Why circadian rhythm affects repair and longevity -How morning light changes sleep and hormonal timing -Why walking after meals improves metabolic health -What cold exposure may do for resilience and energy production -Why muscle is critical for healthy ageing and independence -How ultra-processed foods drive inflammation and oxidative stress -Why these habits work together biologically TIMESTAMPS 00:00 Same age, completely different bodies 01:20 Chronological vs biological age 03:31 Why ageing speeds up 05:07 Habit 1: Morning light 06:53 Habit 2: Stop eating for 12–14 hours overnight 08:29 Habit 3: Walk after you eat 10:04 Habit 4: Finish your shower cold 13:01 Habit 5: Squats and press-ups every day 15:45 Habit 6: Cut ultra-processed foods 18:46 These are not separate hacks 20:24 What I see in emergency medicine REFERENCES Advice to walk after meals is more effective for lowering postprandial glycaemia in type 2 diabetes mellitus than advice that does not specify timing: a randomised crossover study https://pubmed.ncbi.nlm.nih.gov/27747... Human physiological responses to immersion into water of different temperatures https://pubmed.ncbi.nlm.nih.gov/10751... Swimming in cold water upregulates genes involved in thermogenesis and the browning of white adipose tissues https://pubmed.ncbi.nlm.nih.gov/36740... Sarcopenia of aging and its metabolic impact https://pubmed.ncbi.nlm.nih.gov/16124... Oxidative stress, mitochondrial dysfunction, and aging https://pubmed.ncbi.nlm.nih.gov/21977... Association between insulin resistance and the development of cardiovascular disease https://pubmed.ncbi.nlm.nih.gov/30170... The Detrimental Impact of Ultra-Processed Foods on the Human Gut Microbiome and Gut Barrier https://pmc.ncbi.nlm.nih.gov/articles... Systematic review of light exposure impact on human circadian rhythm https://pubmed.ncbi.nlm.nih.gov/30311... Biological aging mediates the associations of metabolic score for insulin resistance with all-cause and cardiovascular disease mortality among US adults: a nationwide cohort study https://pubmed.ncbi.nlm.nih.gov/38853... Sarcopenia: Aging-Related Loss of Muscle Mass and Function https://pubmed.ncbi.nlm.nih.gov/30427... Disclaimer: This content is for educational purposes only and is not medical advice. Always speak to your GP or healthcare professional before making major changes to your health routine, particularly if you have underlying medical conditions. #dralex #doctoralex #longevity #antiageing #healthspan