Yorisoi HotlineOther languages available
#Inochi SOSJapanese only
Inochi no Denwa (Lifeline Japan)Japanese only
Status is shown in Japan time and does not account for holidays. See helplines open now for more services.
Shoulder stiffness from desk work involves sustained contraction of the trapezius and the state of the fascia. This article explains the mechanism of text neck, how to optimize your desk environment, specific myofascial release methods, and three stretches that work right away.
Smartphone neck (text neck) causes headaches, shoulder pain, and numbness through sustained forward head posture. This article explains the biomechanical mechanism of cervical spine straightening and provides correction exercises.
Standing desks are marketed as the cure for sitting disease, but simply standing all day creates its own problems. Learn what the research actually shows, how to use a standing desk effectively, and why movement variety matters more than standing duration.
You might be pressing your teeth together right now without realizing it. Tooth Contacting Habit (TCH) causes jaw pain, headaches, and tooth damage. Learn to recognize this unconscious habit and techniques to retrain your jaw muscles.
Teeth grinding and clenching (bruxism) fall into sleep and awake types, and stress is a leading trigger. This article explains the links with tooth wear, temporomandibular disorders and a squarer jawline, and sets out concrete measures from night guards and botulinum treatment to everyday self-care.
Learn what your tongue color, shape, and coating reveal about your body. This article covers healthy tongue standards, causes of white coating, black coating, and geographic tongue, links to iron deficiency anemia and dehydration, and age-specific self-check methods.
This article explains the causes of varicose veins from venous valve dysfunction, covering risk factors, self-check methods, how to choose compression stockings, and age-specific prevention strategies through exercise and lifestyle habits.
Classifies the causes of wrist pain and numbness into carpal tunnel syndrome, tendinitis (De Quervain's disease) and TFCC injury, then explains self-check methods, occupational risks, and stretches and work environment improvements by age group.
Six hours of desk work puts five times the usual load on your neck. This article introduces posture-correcting exercises that address a hunched back, rounded shoulders, and forward head posture at the root, plus a specific stretch routine you can turn into a habit in five minutes a day.
Back pain from prolonged desk work has become a modern occupational hazard. Understand the mechanics of how it develops, then apply practical measures for preventing and easing it: better sitting posture, stretching, and a rethink of your working environment.
Desk workers who sit for eight or more hours a day face significantly higher risks of heart disease, diabetes, and cancer. This guide walks through the epidemiological data on sitting time and mortality risk, then lays out concrete countermeasures you can apply at the office or at home - standing up once every 30 minutes, introducing a sit-stand desk, and more.
Poor posture causes pain, fatigue, and affects appearance. Learn the muscle imbalances behind common postural problems and a structured program to build lasting alignment.
Not all headaches are the same. Tension headaches and migraines have different causes, symptoms, and treatments. Learn to identify your headache type and apply the correct management strategy instead of reaching for the same painkiller every time.
Hours of desk work cause neck pain, back pain, and repetitive strain injuries. This article explains ergonomic principles for desk setup, monitor height, chair adjustment, keyboard positioning, and movement breaks that prevent chronic pain from sedentary work.
Symptoms triggered by changes in the weather are not limited to headaches. We sort them into four types - headache, joint pain, sleepiness and low mood - explain the separate path behind each, and show how to record which type fits you.
Are you exhausted by pain that has persisted for years? Chronic pain erodes not only the body but also the mind. This article explains the mechanisms of pain and concrete approaches to reclaim your quality of life.
The feeling that your metabolism has slowed isn't caused by aging itself but by muscle loss and reduced activity. Learn how basal metabolism works, why it declines, and proven strategies including muscle building and NEAT to maintain metabolic rate.
Crunches alone won't flatten your stomach. The real causes of persistent belly fat include visceral fat accumulation, anterior pelvic tilt, and bloating - each requiring different solutions. Learn evidence-based strategies by cause and age group.
A baseline body temperature below 36 degrees Celsius leads to weakened immunity and sluggish metabolism. Analyze the causes from the perspectives of muscle mass, autonomic nervous system, and diet, with practical methods to raise body temperature.
Weight loss stalls are not failure - they are your body's adaptive response to caloric restriction. Learn the scientific mechanisms behind metabolic adaptation, set-point theory, and proven strategies to restart progress without extreme measures.
Developing a food allergy as an adult is more common than most people realize. Learn why the immune system can suddenly turn against familiar foods, common adult-onset allergens, the difference between allergy and intolerance, and when to seek emergency care.
Gestational diabetes affects 5-10% of pregnancies and carries risks for both mother and baby. Learn about risk factors, how screening works, dietary and exercise strategies for prevention, and what a diagnosis means for your pregnancy and future health.
Dieting but your lower body won't slim down? The culprits are estrogen and alpha-2 receptors. Learn the physiological mechanisms behind stubborn subcutaneous fat in women, the truth about cellulite, how to combine cardio and strength training, and dietary strategies to scientifically tackle lower body fat.
Leg cramps, insomnia, irritability, and eyelid twitching are classic signs of magnesium deficiency. Learn about its role in the body, why deficiency occurs, why blood tests often miss it, and efficient supplementation through diet and supplements by age group.
Preeclampsia affects 5-8% of pregnancies and can become life-threatening rapidly. Learn the warning signs, risk factors, and why early detection through blood pressure monitoring saves lives.
Gaining weight despite not eating more? Chronic stress triggers cortisol release that preferentially deposits fat around the abdomen. Learn the mechanism behind stress-related belly fat and evidence-based strategies to break the cortisol-fat cycle.
The common advice to drink 2 liters daily is an oversimplification. This article explains individual hydration needs based on body weight, activity level, and climate, signs of dehydration, optimal timing for water intake, and the truth about overhydration risks.
Sudden weight gain of 1-2kg overnight is almost always water retention, not fat. This article explains the mechanisms of fluid retention, how to distinguish it from actual fat gain, hormonal influences on water balance, and evidence-based strategies for reducing bloating.
Weighing yourself daily and panicking over small changes is counterproductive. This article explains the physiological reasons for normal daily weight fluctuation of 1-2kg, including water balance, food volume, hormonal cycles, and how to interpret scale readings meaningfully.
If you catch colds easily or feel constantly tired, your immune system may be weakened. This guide covers sleep, nutrition, exercise, and stress management, explaining the everyday habits that support immune function and the scientific evidence behind them.
Concrete methods for building a body that stands up to the winter cold. Understand how the body regulates its own temperature, then apply practical approaches to diet, exercise, bathing, and clothing that raise your ability to adapt to cold environments.
Lifestyle adjustments and strategies that do not lean too heavily on medication for easing the symptoms of seasonal allergies such as hay fever. Covers ways to soften symptoms by rethinking diet, sleep, and your indoor environment.
Specific improvements to diet, exercise, and sleep that work for preventing diabetes, hypertension, and dyslipidemia. Small habits stacked up over time sharply lower your future health risk.
Hydration is one of the basics of good health, and yet plenty of people never quite get it right. Covering the risks of dehydration, how much fluid you actually need, and the timing that makes drinking effective, this piece sets out evidence-based ways to manage your water intake.
Learn how bone density begins declining in your 30s and how to prevent osteoporosis. This article covers bone remodeling, the relationship between estrogen and bone density, calcium/vitamin D/K intake, weight-bearing exercise, and DEXA scans.
Cold sensitivity is not something you just have to live with. It can be improved with targeted strategies based on the cause. Learn specific warming approaches for four types - extremity, lower body, visceral, and whole body - covering autonomic nerves, muscle mass, diet, and bathing methods.