# gevitry

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gevitry is the magazine for a long, healthy life: longevity, nutrition, health, sleep, fitness, weight, mental strength, supplements, healthy aging and lifestyle.

## Company
- Website: https://gevitry.com/
- Industry: Longevity, Nutrition, Health, Sleep, Fitness, Weight
- Languages: en, de, es
- E-mail: info@gevitry.com
- Phone: +49 1577 5588888
- Responsible: NexTao GmbH, Düsseldorf

## Pages
- [Longevity: healthy aging, biological age, routines, prevention](https://gevitry.com/longevity/): How biological aging happens, which routines measurably slow it, what prevention from 40 really delivers and what the Blue Zones teach.
- [Nutrition: protein, sugar, fasting, Mediterranean diet, fiber](https://gevitry.com/nutrition/): How much protein you need, how to cut sugar without deprivation, how intermittent fasting works and why the Mediterranean diet is the best-studied eating pattern.
- [Health: blood tests, screenings, blood pressure, inflammation, immune system](https://gevitry.com/health/): Which blood values count and what they mean, which screenings you are entitled to, how to lower blood pressure and spot silent inflammation.
- [Sleep: sleep quality, chronotype, deep sleep, caffeine, trackers](https://gevitry.com/sleep/): How to fall asleep faster and stay asleep, which chronotype you are, what happens in deep sleep and when to have your last coffee.
- [Fitness: strength training, zone 2, mobility, steps, VO2 max](https://gevitry.com/fitness/): Why strength training is mandatory from 40, what zone 2 training delivers, how mobility keeps joints young, how many steps are enough and how to raise your VO2 max.
- [Weight: losing weight, metabolism, body fat, plateaus, maintenance](https://gevitry.com/weight/): How weight loss without dieting works, what metabolism really does, how to measure body fat, break a plateau and keep the weight off.
- [Mind: stress, focus, meditation, mental exhaustion, breathing techniques](https://gevitry.com/mind/): How to reduce stress, train deep focus, start meditating, recognize mental exhaustion and steer the nervous system with your breath.
- [Supplements: vitamin D, omega-3, magnesium, creatine and what you do not need](https://gevitry.com/supplements/): Which supplements really work: dosing vitamin D correctly, omega-3 from fish or algae oil, magnesium, creatine even without sport, and which capsules are pure ...
- [Healthy aging: muscles, joints, skin, hormones, energy](https://gevitry.com/healthy-aging/): How to keep muscle as you age, protect joints, slow skin aging, understand hormones from 40 and regain everyday energy.
- [Lifestyle: sauna, cold, sun, alcohol, routines, travel and health](https://gevitry.com/lifestyle/): What sauna and cold trigger in the body, how to use the sun without harm, what alcohol really costs and how to stay healthy on the road.
- [Countries: where people live the longest in good health, and why](https://gevitry.com/countries/): Twelve countries in a longevity profile, from Japan to Costa Rica: life expectancy, healthy years, diet, movement, community and what we can adopt.
- [Cities: life expectancy, air, green space and doctors in twelve cities](https://gevitry.com/cities/): Twelve cities in a health profile: life expectancy, fine dust, green space, doctor density, sunshine hours and sports clubs.
- [Programs and consultations: longevity plan, blood tests, nutrition, sleep, supplements](https://gevitry.com/programs/): Personal longevity plan, blood test analysis, tailored nutrition plan, sleep coaching and supplement consultation.
- [Longevity check: biological age and a personal plan](https://gevitry.com/longevity-check/): Longevity check with instant result: biological age from sleep, movement, diet, stress and habits, then a personal plan with priorities, timeline and control values.
- [Blood test analysis: understand and classify your lab values](https://gevitry.com/blood-test-analysis/): Blood test analysis: cholesterol, LDL, HDL, triglycerides, glucose, HbA1c, vitamin D, ferritin, TSH, CRP and blood pressure with traffic lights instantly, then a ...
- [Tailored nutrition plan: calories, protein, meals](https://gevitry.com/nutrition-plan/): Tailored nutrition plan: calorie needs and macro split instantly, then a weekly plan with meals, shopping list and rules for restaurants and travel, matched to ...
- [Sleep coaching: fall asleep faster, sleep through, wake up rested](https://gevitry.com/sleep-coaching/): Sleep coaching: bedtimes by 90-minute cycles instantly, then a four-week program with sleep diary, fixed rhythm, light plan, caffeine rule and techniques against ...
- [Supplement consultation: what you need, what you do not, in which dose](https://gevitry.com/supplement-consultation/): Supplement consultation without product sales: 16 supplements sorted instantly into useful, optional and unnecessary, then personal advice on dose, timing ...
- [Calculators and checks: longevity score, calories, protein, sleep, blood tests](https://gevitry.com/tools/): Seventeen health calculators that run in your browser: longevity score, fitness age, calorie needs, protein needs, body fat, weight loss planner, intermittent ...
- [Longevity Score](https://gevitry.com/tools/longevity-score/): Estimates a biological age from age, sleep, exercise, strength training, diet, smoking, alcohol, stress, weight, sitting time and social contact using ...
- [Fitness Age Calculator](https://gevitry.com/tools/fitness-age/): Compares five simple self-tests with age norms for men and women and calculates a functional fitness age, with the weakest link as your first training goal.
- [Calorie Calculator](https://gevitry.com/tools/calories/): Calculates basal metabolic rate with Mifflin-St Jeor, total expenditure via the activity factor and derives calorie targets with a sensible deficit or surplus ...
- [Protein Calculator](https://gevitry.com/tools/protein/): Determines daily protein needs by body weight, goal (maintenance, muscle gain, weight loss, over 65) and activity, spreads it over three to four meals and shows ...
- [Body Fat Calculator](https://gevitry.com/tools/body-fat/): Calculates body fat with the US Navy circumference method, BMI, fat-free mass and FFMI and classifies the values from athletic to elevated.
- [Weight Loss Planner](https://gevitry.com/tools/weight-loss-planner/): Turns weight, target and weekly pace into a calorie deficit, an arrival date and the protein amount that prevents muscle loss, with a warning against losing too ...
- [Intermittent Fasting Planner](https://gevitry.com/tools/fasting/): Plans 16:8, 18:6, 14:10 or 5:2 around your day, shows eating window and fasting time as a timeline and explains from which hour glycogen, fat burning and autophagy ...
- [Sugar Calculator](https://gevitry.com/tools/sugar/): Adds up the sugar content of typical drinks and foods of a day in grams and cubes, compares with the WHO limit of 25 grams and shows the three largest sources.
- [Sleep Calculator](https://gevitry.com/tools/sleep-calculator/): Calculates from wake-up or bedtime the moments when a sleep cycle ends, with a buffer for falling asleep, and shows how many cycles and hours that gives.
- [Caffeine Calculator](https://gevitry.com/tools/caffeine/): Adds up the caffeine of your drinks with their times, calculates the breakdown with a five-hour half-life and shows the remaining amount at bedtime as a curve ...
- [Heart Rate Zones](https://gevitry.com/tools/heart-rate/): Calculates maximum heart rate after Tanaka, heart rate reserve and five zones after Karvonen and explains what each zone trains and how much time per week makes ...
- [Which longevity type are you?](https://gevitry.com/quiz/): Eight questions, six types, one result with an image to share: find out whether you are an Athlete, Epicurean, Optimizer, Zen, Naturalist or Socializer.
- [Biological age: what it measures and how to lower it](https://gevitry.com/longevity/understanding-biological-age/): Your passport says 45, your body may say 39 or 52. What biological age means, how it is measured, which markers really count and which habits measurably turn the ...
- [Understanding blood tests: the eleven values that really count](https://gevitry.com/health/understanding-blood-tests/): A lab report has thirty lines, eleven of them decide the coming decades.
- [Improving sleep quality: ten rules that actually work](https://gevitry.com/sleep/improving-sleep-quality/): It is not the hours in bed that count but the hours asleep.
- [Losing weight without dieting: the system that still holds after the diet](https://gevitry.com/weight/losing-weight-without-dieting/): Nine out of ten diets end with the old weight plus two kilos.
- [Reducing stress: what happens in the body and what really helps](https://gevitry.com/mind/reducing-stress/): Acute stress is healthy, chronic stress makes you ill: high blood pressure, belly fat, sleep disorders, weak immunity.
- [Muscles as you age: recognizing and reversing sarcopenia](https://gevitry.com/healthy-aging/muscles-as-you-age/): From 60 the body loses up to three percent of muscle mass a year, from 70 it becomes a question of falls and care.
- [Zurich: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/zurich/): Zurich pairs the highest life expectancy of any European city with a lake you can swim in, mountains an hour away and the densest medical care of the twelve.
- [Copenhagen: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/copenhagen/): Copenhagen cycles: 45 percent of all trips happen by bike, more than in any other capital.
- [Vienna: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/vienna/): Vienna is half green: the Vienna Woods, the Danube island and the Prater give the city the largest green share of the twelve, and the densest doctor supply.
- [Amsterdam: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/amsterdam/): Amsterdam is flat, wet and built for bikes: 36 percent of trips are cycled, the Vondelpark and the Amsterdamse Bos are the lungs, and a Dutch habit of walking and ...
- [Singapore: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/singapore/): Singapore reaches 84 years with a health system that costs a fraction of the American one, a city planned as a garden and hawker centers where a vegetable-rich meal ...
- [Tokyo: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/tokyo/): Tokyo has the highest life expectancy of any metropolis on earth, with the least green space of the twelve.
- [Sydney: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/sydney/): Sydney has the cleanest air of the twelve, 2,600 sunshine hours, ocean pools along the whole coast and a sports club rate of 28 percent.
- [Vancouver: life expectancy, air, green space and doctors in a health profile](https://gevitry.com/cities/vancouver/): Vancouver lies between mountains and sea, with a seawall for running, ski hills thirty minutes from downtown and the second-cleanest air of the twelve.
- [About gevitry](https://gevitry.com/about-gevitry/): Who is behind gevitry, why this magazine exists and how we handle health topics.
- [Legal notice](https://gevitry.com/imprint/): Provider identification for gevitry.com
- [Privacy](https://gevitry.com/privacy/): How gevitry handles your data: no cookies, only an anonymous visitor count, calculators that run in the browser, requests only when you ask.
- [Contact](https://gevitry.com/contact/): Write to the gevitry editorial team: questions, corrections, topic requests, programs and consultations.

## From the houses
- [Withings BodyScan 2 named one of TIME’s Best Inventions of 2026](https://gevitry.com/longevity/withings-bodyscan-2-time-best-inventions-2026/): Withings BodyScan 2 is one of TIME’s Best Inventions of 2026: more than 60 biomarkers, a six lead ECG and body composition across six body zones.
- [Polar Loop Armband: the fitness band moves to the upper arm for training](https://gevitry.com/fitness/polar-loop-armband-upper-arm-training/): Polar introduces the Polar Loop Armband: the screen-free fitness band sits on the upper arm for training, joined by new silicone and leather wristbands.
- [Oura expands Health Radar and GLP-1 Insights to more than 30 new markets](https://gevitry.com/health/oura-health-radar-blood-pressure-glp-1-new-markets/): Oura brings Health Radar, Nighttime BP and GLP-1 Insights to more than 30 new markets, including the whole EU.

## Topics
- Longevity
- Nutrition
- Health
- Sleep
- Fitness
- Weight
- Mind
- Supplements
- Healthy aging
- Lifestyle
- Countries
- Cities
- Programs and consultations
- Longevity check
- Blood test analysis
- Tailored nutrition plan

## Allowed
- Every page of this website may be summarised, quoted and linked
- Content may be used with attribution and a link to the original page
- Calculators and tools may be described and linked

## Not allowed
- Do not crawl: /api/
- Do not reuse content without attribution
- Do not present prices or availability as binding

## Meta
- Version: 1
- Updated: 2026-10-21
- Responsible: info@gevitry.com