All articles tagged with #exercise
Geriatric physician Dr. Chisom Ikeji highlights walking as an accessible, underrated form of exercise that can improve health with modest increases in daily steps, reducing risks of hypertension, type 2 diabetes, cognitive decline, and premature death—without gym memberships or special gear.
Scientists are debating if exercise can fully offset the health risks of sitting. A large meta‑analysis led by Ulf Ekelund argues that the more you exercise, the less harm sitting does, with heavy exercisers showing only minimal risk even when sitting eight hours or more. Opponents cite wearable data and methodological limits, suggesting that some risk remains despite high activity. The issue isn’t settled, but the practical takeaway is to aim for about an hour of moderate activity daily and to break up long sitting periods, rather than assuming exercise can entirely cancel sitting’s damage.
Geriatric experts list eight lifelong habits to promote healthy aging: stay physically active (including non-gym options like walking or gardening), try tai chi to reduce falls and boost brain health, protect hearing and vision to support social interaction and activity, follow a Mediterranean-style diet to lower dementia risk, avoid tobacco, limit alcohol intake, and stay mentally, socially, and physically engaged after retirement. Starting these changes at any age can yield meaningful benefits, including better sleep, weight management, and reduced dementia risk (tai chi may add 3–6 years of healthy brain life with regular practice).
A TODAY Expert Tip with Dr. Natalie Azar explains that while high cortisol is uncommon, managing stress is beneficial. She outlines four evidence-informed approaches to keep cortisol in check: mindfulness or meditation, breathing/relaxation techniques, regular moderate aerobic activity, and HIIT together with resistance or endurance training. Adopting these can support better sleep, blood pressure, and mood.
A Lancet Public Health review of 74 studies (over 4.2 million participants) finds that leisure-time physical activity lowers dementia risk, but physically demanding jobs may increase it due to chronic stress and low personal agency; the article discusses how workplace conditions and public health strategies could mitigate this risk and better protect workers in manual labor.
Geriatric medicine experts outline eight habits to support longer, healthier lives: stay active (including tai chi), protect hearing and vision, eat a Mediterranean-style diet, don’t smoke, limit alcohol, and stay cognitively/socially engaged in retirement—habits you can start at any age to reduce dementia risk and improve overall health.
Longitudinal data from about 1,900 adults aged 70–79 show that leg strength declines far faster than muscle mass, while peak aerobic capacity falls due to lower maximum heart rate and reduced muscle oxygen use; the rate of decline is largely fixed, but your starting fitness matters. Resistance training improves strength and function even in the 70s and 80s, with progressive overload being key. Exercise reduces falls by roughly 23% overall, with balance work plus resistance training cutting falls by about 34%; stretching alone offers little proven benefit. Training reflexes via step/ trip-and-recovery programs can halve fall risk. You can start without a gym—stand from a chair, stand on one leg, or use stairs—and staying active is also linked to lower dementia risk. Consult a GP before starting if you’ve been inactive or have osteoporosis and build up gradually.
A Cell Reports Medicine study found that three minutes of all-out cycling sprint intervals altered about 714 blood proteins—far more than the 7 proteins shifted after 90 minutes of moderate cycling. Some sprint-induced proteins linked to lower heart disease, obesity, and type 2 diabetes risk in a database of over 53,000 people, though causation isn’t proven. The findings suggest muscle and fat tissues communicate after intense exercise, with fat cells notably responding to sprint-derived signals. The study’s small, mostly male sample limits generalization to women, and while the protein changes align with healthier profiles in real-world data, it remains unclear whether they cause better health outcomes. The work highlights that short, intense efforts can elicit a stronger internal biochemical response than longer moderate workouts, but long-term health benefits require further research.
A physical therapist explains that bone adapts to loading and identifies three moderate-impact, equipment-free moves—heel drops, skater jumps, and jogging in place—that, when done as two sets of 10 reps, 3–4 times a week (and increased over time), can strengthen bone density in the hips, spine, and legs and help protect against osteoporosis as part of a progressive routine.
Breathlessness after stairs is often a normal response due to increased oxygen demand, but new or prolonged breathlessness—especially with chest pain, vision changes, or worsening symptoms—should prompt a clinician to rule out conditions like heart failure, COPD, obesity, or anemia; you can improve endurance gradually through strength work and cardiovascular training.
A national study of 1,693 newly married U.S. couples found that exercising—whether together or separately—is associated with better communication, fewer serious arguments, and improved conflict resolution compared with couples who don’t exercise; shared exercise showed a somewhat stronger link, but the difference wasn’t statistically significant, so causality can’t be concluded. Walking was a common shared activity, and results held after accounting for demographics. Limitations include cross-sectional data and self-reported activity, meaning longer-term studies are needed. Therapists and marriage educators could consider suggesting shared physical activity as a practical, low-cost way to support relationship skills.
Deep squats are described as a natural rest position that preserves hip, knee and ankle mobility and builds the strength to rise from the floor—a movement linked to longevity in research from the European Journal of Preventive Cardiology. Dr. Zaki Afzal, a physical therapist, says this mobility readout reflects independence more than any miracle lifespan boost. The article offers three progression exercises to build squat ability—supported deep squat, heel-elevated goblet squat, and knee-to-wall ankle mobility—plus tips to adjust your stance, keep heels down, and use a heel lift temporarily if needed. It emphasizes gradual progression, correct form (sit between your feet, not behind them), and that improving the squat supports daily tasks like stairs and getting off the floor.
Physiotherapist outlines practical tips for staying healthy after 50, focusing on satiety-friendly meals with more fiber and protein, regular strength and daily movement, good sleep habits, and brain-boosting routines like trying new experiences, plus guidance on sex and heat management and simple home hacks to support heart health and independence.
Heart surgeon Dr. Jeremy London touts 20 minutes of brisk walking as a powerful, low-effort boost for both short‑term mood and long‑term brain health—lowering cortisol within 1–2 hours, reducing rumination, and improving circadian rhythm, with longer-term benefits including lower depression and anxiety risk and upregulation of brain-supporting factors like BDNF and IGF‑1. He emphasizes that you don’t need to be an athlete; small daily steps from zero to something can yield meaningful gains, though walking isn’t a substitute for professional care when needed.
Top doctors say dementia isn’t fully preventable, but eight doable daily habits—move regularly, follow a Mediterranean/MIND-style diet, stay socially connected, challenge your brain, protect your hearing, aim for seven hours of sleep, check vitamin B12 and D levels, and mind your oral health—can meaningfully lower risk and support memory as you age.