The Muscle of Longevity: What Is Sarcopenia?

What is sarcopenia? Discover how aging changes muscle mass, strength, quality and power and why understanding sarcopenia early may help protect mobility, independence and healthy longevity.
When Purpose Finds Its People
When Purpose Finds Its People explores how purpose, contribution, community, and reciprocity can transform aging into a life of meaning, connection, and dignity.
PRO-AGING SKIN CARE Series
Explore a five-part evidence-based journey into aging skin, natural skincare, skin protection, nourishment, healthy aging, and informed choices for caring forward with dignity.
Pro-Aging Skin Care: CHOOSING
Learn how to care for aging skin with evidence, protection, nourishment, and informed choices while embracing aging with dignity and confidence.
THE PRO-AGING SERIES
Explore the Pro-Aging Series from longevity and healthy ageing to strength, mobility, function and freedom - reframing growing older as a life of preserved capacity and possibility.
THE FUNCTION: Mobility Is Freedom - What Does It Mean to Remain Capable?
Ageing changes the body, but it does not have to diminish life's possibilities. Discover how mobility, functional ability, preparation and Pro-Aging can help preserve freedom, choice and meaningful participation in the longevity era.
THE POWER Beyond Strength: Building Physical Capacity for Later Life
Strength is not the whole story of healthy ageing. Discover why muscle power, mobility, balance and whole-body capacity matter for staying capable, independent and prepared for life.
THE FALL: A Fall Takes a Second But Its Consequences Can Last a Lifetime
Falls can happen in seconds, but their consequences can affect mobility, independence and quality of life for much longer. Learn why falls matter, what increases vulnerability, and why preparation matters.
Preparing for the Years Ahead: Becoming a Good Steward of Longevity
Living longer is a human achievement. Discover how healthy ageing, physical capacity and functional ability can help us prepare for the years ahead and become better stewards of longevity.
The Missing Question in Healthy Ageing: Why Meaningful Engagement Cannot Be Explained by a Single Factor
Explore why meaningful engagement in later life cannot be explained by a single factor and why understanding healthy ageing requires an integrated perspective.
Beyond Living Longer: The Scientific Journey Toward Meaningful Engagement in Healthy Ageing
Discover how WHO and leading scientific studies redefine healthy ageing beyond longevity, exploring why meaningful engagement is essential for living well in later life.
The Language of Longevity: A Three-Part Journey Toward Understanding Longer Lives
As people live longer, understanding the language of longevity has never been more important. Explore a research-informed trilogy investigating health, wellness, beauty, healthy ageing, healthspan, and the future of longevity through science, policy, and public understanding
The Language of Longevity (Article 3 of 3) Who Shapes the Future of Healthy Ageing?
As longevity science, wellness, healthcare, and the Silver Economy converge, who ensures the public receives clear, evidence-based understanding? Explore the future of healthy ageing through research, governance, and health literacy.
The Language of Longevity (Article 2) Health vs. Wellness vs. Beauty Explained
What is the difference between health, wellness, beauty, healthy aging, and longevity? Explore evidence-based definitions from WHO and leading scholars.
The Language of Longevity (Article 1) Are Health, Wellness, and Beauty Really the Same?
As Longevity transforms society, are health, wellness, and beauty still the same? An evidence-based investigation into the language shaping healthy aging and the longevity economy.
The Wisdom Economy: A New Framework for Understanding Ageing, Wisdom, and Societal Value
The Wisdom Economy introduces a new framework for understanding ageing populations as reservoirs of accumulated wisdom, knowledge, mentorship, resilience, and societal value. Exploring wealth, crisis, and contribution, this three-part series reimagines ageing as an untapped asset for future generations.
The Wisdom Economy - Part 1 of 3: The Greatest Wealth We Never Measured
As populations age and longevity increases, society continues to measure productivity, wealth, and human capital while overlooking one of its most valuable assets: wisdom. This article introduces the Wisdom Economy Framework, exploring how accumulated wisdom, tacit knowledge, mentorship capacity, generativity, and intergenerational learning contribute to societal resilience, continuity, and adaptive capacity. Drawing on insights from the United Nations, World Health Organization, World Bank, OECD, and leading scholars, it challenges traditional ageing narratives and proposes a new lens for understanding the hidden value embedded within aging populations.
Chikicha Co-Founder to Present the Ikigai-Bayanihan Retirement Model at IAFOR EGen 2026
Dr. Mariza Lendez will present the Ikigai-Bayanihan Retirement Model at IAFOR EGen 2026, advancing a new vision for purpose-driven aging.
The United Nations Decade of Healthy Ageing (2021–2030): Humanity’s New Promise to an Aging World
Explore the United Nations Decade of Healthy Ageing (2021–2030), a global movement led by the WHO to transform aging through dignity, inclusion, healthy longevity, age-friendly communities, integrated care, and sustainable aging policies for the future of humanity.
The MIPAA Series: Rethinking Aging in the 21st Century (Start Here)
Explore the MIPAA Series guided by the United Nations framework, examining how aging populations are reshaping economies, health systems, and communities. Discover how the silver economy can transform longer lives into productivity, well-being, and inclusive growth.
MIPAA Series (Part 2 of 3) Advancing Health and Well-being: Building Systems for Longer, Healthier Lives
Explore how the United Nations Madrid International Plan of Action on Ageing (MIPAA) addresses health and well-being in aging societies. Learn how preventive care, integrated health systems, and long-term care are shaping healthier, longer lives in the silver economy.
Start Here: Asia Is Aging First (Series)
Asia is aging faster than any region in the world. This introduction explores why longevity is becoming a global concern and guides readers through a three-part series on ageing, active ageing, and how societies must adapt to longer lives.
Start Here: The Longevity Framework
Start your journey into the Longevity Framework. Discover how the world’s Blue Zones-Okinawa, Sardinia, Nicoya, Icaria, and Loma Linda - reveal structured pathways to healthy ageing, purpose, and long life.
The Five Longevity Models Framework: From Blue Zone Observations to Structured Systems of Healthy Ageing
A structured analysis of the Five Longevity Models derived from global Blue Zones, revealing how purpose, social systems, and daily practices shape sustainable healthy ageing and extended human lifespan.
Loma Linda Longevity Model: Discipline, Faith, and the Structure of Intentional Living
Discover the Loma Linda Longevity Model, where faith, discipline, and community shape one of the world’s longest-living populations. Learn how plant-based living, purposeful routines, and values-driven choices contribute to longer, healthier lives.
The 10 Most Proven Businesses for Retirees: Evidence from UN, WHO, and Global Research
How global data from the Organisation for Economic Co-operation and Development, World Health Organization, and Global Entrepreneurship Monitor reveals a powerful shift in aging, business, and purpose
IAFOR Accepts Dr. Mariza Lendez's "Beyond Longevity: Ikigai-Bayanihan Framework" for Presentation at EGen 2026 London
IAFOR has accepted Dr. Mariza Lendez's Ikigai-Bayanihan Retirement Model for presentation at the 6th European Conference on Aging & Gerontology (EGen2026) in London under the Entrepreneurship/Silver Economy track.
Rethinking Retirement in the Longevity Era: Designing Communities for the Re-Tire Generation
As people live longer, retirement is no longer a short final chapter but a significant stage of life. This article explores how communities can be intentionally designed to support purpose, participation, and intergenerational connection in aging societies.
Rethinking Retirement in the Longevity Era: What Ikigai and Bayanihan Can Teach the World About Purpose After Retirement
As people live longer than ever before, many retirees struggle with a loss of identity and purpose. The Japanese concept of ikigai and the Filipino ethos of bayanihan offer valuable cultural insights into how meaning, contribution, and community can shape a fulfilling life after retirement.
Rethinking Retirement in the Longevity Era: The Purpose Gap in Aging Societies
Retirement promises freedom, yet many retirees struggle with a loss of identity and purpose. Explore the growing purpose gap in aging societies and why meaning matters for healthy aging.
Chikicha Expands into Specialized Verticals to Make Knowledge Easier to Discover
Chikicha has expanded into specialized verticals to make it easier for readers to discover trusted content about longevity, helpful facts, and thoughtful reflections through dedicated platforms.
Purpose, Meaning, and Dignity: What a 78-Year-Old Taxi Driver Teaches Us About Aging
Purpose and meaning sustain dignity in aging, revealed through a 78-year-old taxi driver’s lived experience.
Sleep Changes With Age: What the Science Says, and How to Understand It Calmly
Understand normal sleep changes with age, why rest feels different, and when to pay attention based on trusted medical research, not speculation or fear.
What Changes With Age Are Normal and When It’s Time to Pay Attention
Understand normal aging versus warning signs. which age-related changes are expected, when to seek medical advice, and how to age with clarity and confidence
Health Is Not a Project. It’s a Relationship
Learn why health should be treated as a lifelong relationship, not a project. Explore how daily habits influence aging, mobility, and long-term physical freedom.
Aging Without Fear Begins With One Decision
A clear and practical perspective on aging as a natural progression, focusing on adjustment, discipline, and self-awareness to maintain strength, independence, and long-term well-being.
Chikicha Health: The Basics People Ignore (Part 3 of 3) What You Do Daily Becomes Who You Become
What you do daily becomes your health. The author explores how repetition, not intensity, shapes long-term well-being and why health is the most practical form of wealth.
What the World Is Really Doing About Aging in 2026-And Why It Matters to All of Us
An evidence-based overview of how medicine, nutrition, and global institutions are addressing aging in 2026 focused on healthspan, dignity, prevention, and sustainable systems.
Asia Is Aging First: Why the World’s Longest Lives Are Becoming Everyone’s Concern (Part 2 of 3)
What does “active ageing” really mean in everyday life? Grounded in WHO, UNFPA, and OECD frameworks, this article explains how health, participation, work, and security shape the experience of ageing - moving beyond myths toward a more human, evidence-based understanding of longer lives.
Asia Is Aging First: Why the World’s Longest Lives Are Becoming Everyone’s Concern (Part 1 of 3)
Asia is ageing faster than any region in the world, reshaping economies, health systems, and everyday life. Drawing on insights from global institutions, this article explains why longevity is no longer just a demographic trend - but a defining challenge that affects individuals, societies, and the future of how we live and age.
The Unpaid Debt: Why Our Aging Women Are a National Security Issue
Unpaid care work sustains economies yet leaves aging women economically vulnerable. This article examines pensions, menopause, demographic risk, and why unpaid caregiving has become a national security issue.
Looking Ahead: Rethinking Aging in a Longer-Lived World
Population aging is reshaping societies worldwide. Drawing on global frameworks such as the Madrid International Plan of Action on Ageing (MIPAA) and the United Nations Decade of Healthy Ageing (2021–2030), this article examines the structural realities of demographic aging and outlines evidence-based strategies for families, communities, businesses, and governments to ensure dignity, participation, and wellbeing for older adults.
The Silver Economy at a Crossroads: Labor Shortages and Pension Pressures in an Aging World
Fewer workers, rising pension pressures, and longer lives- are we ready? Discover how aging populations are transforming economies and why the silver economy may be the key to future resilience.
The Nicoya Longevity Model: Community, Purpose, and the Structure of Resilient Ageing
The Nicoya Longevity Model reveals how community, purpose (plan de vida), and simple daily living create a resilient system for healthy ageing. Backed by research, it shows that longevity is not accidental but sustained through social connection, natural activity, and continuity of life.
Icaria Longevity Model: Rhythm, Connection, and the Structure of Healthy Ageing
Discover how the Icaria Longevity Model reveals the science of slow living, social connection, and Mediterranean diet patterns that support longer, healthier, and more meaningful lives.
The Silent Struggle of Retired Men
Explore the hidden crisis of social isolation among retired men. Learn the mental and physical health risks, evidence-based solutions, and practical strategies to restore purpose, connection, and dignity in later life.
Sardinia Longevity Model: Strength, Tradition, and the Architecture of Enduring Life
Discover the secrets of Sardinia’s centenarians who live beyond one hundred years with joy and vitality. Learn the science behind their Cannonau wine, mountain lifestyle, and community rituals that create the world’s most successful longevity culture.
The Okinawa Longevity Model: Purpose, Social Bonds, and the Architecture of Healthy Ageing
A research-backed exploration of the Okinawa longevity model, revealing how purpose (ikigai), lifelong social bonds (moai), and mindful living shape healthy ageing-and how these principles inform the IKIGAI Retirement Model for a rapidly aging world.
The Science of Longevity: A Deep Dive into Blue Zone Countries
Explore the science behind Blue Zone countries where people live longer, healthier lives. Learn the lifestyle, dietary, and social habits that support longevity and well-being.
Chikicha Series: The Forgotten Pillars of Being Human (Part 1 of 3 ) DIGNITY
Discover why dignity and decency are essential for meaningful relationships, mental well-being, and moral leadership. Learn how embracing these values transforms lives and societies.
Silver Challenges: Confronting the Top 5 Worries of Aging with Bold Solutions
Explore the top 5 challenges of aging from health and loneliness to financial and mental health risks and the evidence-based solutions shaping a better future for older adults.
Silver Strengths Series: What If the Greatest Untapped Resource of Our Time Is Growing Older?
A powerful 5-part Chikicha series redefining aging as strength, not decline. Discover how older adults’ wisdom and resilience can rebuild communities, bridge generations, and inspire a new social movement.
The Forgotten Superfoods: 20 Nutritional Powerhouses We Take for Granted
Discover 20 forgotten superfoods hiding in your kitchen. Learn how everyday foods like bananas, spinach, and beets provide powerful nutrients that support long-term health, balance, and vitality without supplements.
Chikicha.com Officially Launches to Promote Healthy Aging, Longevity, Knowledge, and Quality Living
Chikicha.com officially launches as a digital platform dedicated to healthy aging, longevity, helpful facts, reflections, and educational content designed to help people live healthier, longer, and more meaningful lives.