Expert Q&A

What's a physical thing you can do TODAY that you couldn't do at 40 while doing intermittent fasting

The Transformative Power of Consistent Intermittent Fasting on Mobility

I've seen thousands in their late 40s and 50s rediscover physical freedom they thought was lost forever. One standout example is the ability to touch your toes without strain or popping pain pills afterward. At 40, many of my clients couldn't bend forward without sharp lower back discomfort or tight hamstrings from years of hormonal shifts, sedentary habits, and yo-yo dieting. Today, after adopting my structured intermittent fasting approach, they perform this simple movement with ease.

This isn't magic. Intermittent fasting reduces systemic inflammation by allowing insulin levels to drop for extended periods, which directly eases joint pain. Studies show fasting windows of 16-18 hours lower C-reactive protein markers by up to 30% within weeks. For those managing diabetes and blood pressure, this also stabilizes blood sugar, preventing the energy crashes that once made movement feel impossible.

How to Test This Today: The Toe-Touch Challenge

Stand with feet hip-width apart, hinge at your hips, and reach toward your toes. Keep knees soft if needed. Hold for 20 seconds while breathing deeply. At 40, this likely caused immediate discomfort or required modifications. With consistent fasting, improved insulin sensitivity and reduced visceral fat create space in your spine and hips.

In my book The Fasting Reset, I outline a beginner-friendly 16:8 protocol that fits busy middle-income schedules—no complex meal preps required. Start your eating window at noon, focus on protein-rich whole foods like eggs, salmon, and leafy greens, and stay hydrated with electrolytes during the fast. This combats the hormonal changes in perimenopause and andropause that pack on abdominal fat and inflame joints.

Why Past Diets Failed You and How Fasting Succeeds

Traditional calorie-cutting diets spike cortisol, worsening joint stiffness and cravings. Intermittent fasting works with your biology. Most clients report 15-25 pounds lost in 90 days without gym marathons. The physical win of touching your toes builds confidence to tackle stairs pain-free or play with grandkids—real victories insurance won't cover but your body celebrates.

Building Momentum: Next Steps for Lasting Results

Track your toe-touch depth weekly. Pair it with gentle walks after your first meal to amplify fat burn. If embarrassment or overwhelm has held you back before, know this: thousands have reversed their "failed every diet" story. Begin today. Your joints, blood pressure, and self-image will thank you. Join our community for personalized 16:8 guidance tailored to real life after 45.

💬 What the Community Says

In online forums and Facebook groups for adults over 45, the toe-touch test surfaces frequently as a surprising IF milestone. Most practitioners share that at 40 they avoided yoga or bending due to knee and back pain, but after 3-6 months of 16:8 or 18:6 fasting they can now reach their toes or even palms to floor. A vocal minority debates whether it's purely the fasting or combined weight loss, with many citing reduced inflammation and better sleep as key. Beginners managing diabetes often note easier movement without blood sugar swings, though some struggle with initial fasting fatigue before mobility improves. Overall sentiment is hopeful, with users encouraging simple daily tests to track non-scale victories despite past diet failures and insurance limitations. Lived experiences highlight renewed confidence in everyday activities that once felt embarrassing or painful.
Cite this answer
Clark, R. (2026). What's a physical thing you can do TODAY that you couldn't do at 40 while doing . *CFP Weight Loss*. https://blog.cfpweightloss.com/ask/what-s-a-physical-thing-you-can-do-today-that-you-couldn-t-do-at-40-while-doing-intermittent
Russell Clark, FNP-C, APRN
About the Author

Russell Clark, FNP-C, APRN, is the founder of CFP Weight Loss in Nashville and CFP Fit Now telehealth. Over 35 years in healthcare — Army Nurse Reserves, Level 1 trauma ER, hospitalist — he developed a 30-week protocol integrating real foods, detox, and low-dose tirzepatide cycling that has helped hundreds of patients lose 30–90 pounds. He and his wife Anne-Marie lost a combined 275 pounds using the same protocol.

📖 The 30-Week Tirzepatide Reset — Get the Book →
Have a follow-up question?
More Questions 200 answered
▸ How it looks when you lose 170 lbs. but are still a fat man during the weight loss plateau phase ▸ How To Speed Up Your Metabolism After 40 for those with hypothyroidism or Hashimoto's ▸ Am I better off increasing my frequency of sessions per week, or my duration of each session for long-term maintenance (not just short-term) ▸ WHO: don’t touch your face it’ll spread coronavirus. *Diabetics who lick their finger after a finger prick for long-term maintenance (not just short-term) ▸ Astounded to see that 19 million people in the US are on levothyroxine. Why is hypothyroidism so prevalent? What is causing such crazy high levels of thyroid disease when you have PCOS or hormonal imbalances ▸ How I feel when tempted to get fast food during finals week for those with hypothyroidism or Hashimoto's ▸ Would anyone like to share their personal experiences navigating menopause when you have a mood disorder like bipolar disorder and its effect on metabolism and insulin levels 📖 Nutrient Density — Prioritizing foods that provide maximum vitamins and minerals per calorie to satisfy the brain and end the cycle of hidd… ▸ Anyone had improvement in symptoms after already eating a clean plant based diet: best practices and common mistakes to avoid ▸ What do you actually wish you could track on glp1s for long-term maintenance (not just short-term) ▸ How I found out I had uterine cancer, what I wish I had known, and what everyone with PCOS should know about their period specifically for women over 40 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ What finally worked for my PCOS — what does the research actually say? 📖 Lectin-Free Living — Eliminating inflammatory plant proteins that damage the gut lining and trigger the autoimmune responses that often stall… ▸ Why has no doctor explained this to me: best practices and common mistakes to avoid ▸ How does smoking affect GERD while taking tirzepatide? ▸ Is compounded semaglutide with B12 worth choosing over B6 or plain for those with hypothyroidism or Hashimoto's ▸ What was your reaction when you missed your first (menopausal) period for those with hypothyroidism or Hashimoto's 📖 Metabolic Flexibility — The body’s ability to efficiently switch between burning carbohydrates and burning stored body fat based on availability… ▸ When I want to lose weight fast I fast? ▸ Here's the things I wish I'd known back then... what are yours for long-term maintenance (not just short-term) ▸ When the clock starts over specifically for women over 40 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ How are we getting enough protein? Tips please — evidence-based answer for CFP patients ▸ Has anyone switched from brand name Premarin to the new recently released generic conjugated estrogens and feels like it is not working as well for long-term maintenance (not just short-term) 📖 Refined Carbohydrates — Processed sugars and flours that strip the body of nutrients while driving the hormonal chaos responsible for the modern… ▸ Do I need to buy the Plant paradox book if you're on a GLP-1 like semaglutide or tirzepatide ▸ Zone 2 running is absurdly slow (slower than walking) — am I doing this right if you're on a GLP-1 like semaglutide or tirzepatide ▸ Anyone skip a week when sick — what does the research actually say? ▸ Is insulin resistance not taught in Med School and its effect on metabolism and insulin levels ▸ What are the biggest misconceptions you’ve seen about GLP-1s — what most people get wrong about this 📖 Maintenance Phase — The final 28 days of our 70-day cycle where we stabilize the new weight and solidify the metabolic habits that prevent f… ▸ How long did you carry a pad post-menopause for people with insulin resistance 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ Has anyone reversed insulin resistance without medication — what does the research actually say? ▸ Anyone stopped responding to Mounjaro and had better results with retatrutide and how it connects to gut health and inflammation ▸ Is estriol as effective as estradiol for clitoral atrophy — what do certified weight loss coaches recommend? 📖 Phase 1: Priming — The first 48 hours of a 70-day cycle focused on high-fat intake to prevent the brain from triggering a starvation respon… ▸ When people ask how I can tell my sugar's low during the weight loss plateau phase ▸ Insomnia while taking oral minoxidril for those with hypothyroidism or Hashimoto's ▸ Should we start a new subreddit, that prioritizes evidence-based treatment approaches and science for people with insulin resistance 📖 Amylopectin A — The specific starch found in modern wheat that causes rapid, dangerous spikes in blood glucose and promotes belly fat st… ▸ What the hell is wrong with this sub during the weight loss plateau phase ▸ Vomited at new dose, will it happen again next week — what does the research actually say? ▸ Started at 270 pounds at the beginning of last year, at the end I was 179 pounds! How do I look when you have PCOS or hormonal imbalances 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ What the hell is wrong with this sub: how to talk to your doctor about this ▸ Has anyone been diagnosed with Hashimotos after going through emotional distress or chronic stress in general — evidence-based answer for CFP patients ▸ Any women here that never had a flat stomach in their lives for long-term maintenance (not just short-term) ▸ Is it even worth it anymore if you're on a GLP-1 like semaglutide or tirzepatide 📖 Inflammatory Markers — Clinical indicators like CRP that we monitor to ensure the body is moving from a state of disease to a state of vibrant … ▸ How often can I eat in season fruits and the role of cortisol and stress hormones ▸ What they don't tell you when you start a major weight loss plan and its effect on metabolism and insulin levels ▸ Has Gundry ever explained why he thinks APOE4 carriers love cheese so much — evidence-based answer for CFP patients ▸ Does anyone else love masks mandated so I can hide my facial hair — what do certified weight loss coaches recommend? 📗 The 30-Week Tirzepatide Reset — Get Russell's complete protocol → ▸ Mounjaro diet plan, supplements and workout when you have PCOS or hormonal imbalances ▸ Has anyone been diagnosed with Hashimotos after going through emotional distress or chronic stress in general — what do certified weight loss coaches recommend? ▸ Can anyone recommend a good, reliable source for Mounjaro injections which costs less than 200 bucks for four injections please on a low-carb or ketogenic diet 📖 Visceral Fat — The dangerous 'hidden' fat stored around internal organs that drives chronic disease and is specifically targeted by our… ▸ So if you're spacing out your shots - what are y'all doing with extra injectors — what does the research actually say? ▸ Has anyone here been diagnosed with endometriosis later in life — what does the research actually say? ▸ How I found out I had uterine cancer, what I wish I had known, and what everyone with PCOS should know about their period for those with hypothyroidism or Hashimoto's ▸ Restarted Mounjaro — low doses not working second time round?