Last reviewed: May 12, 2026 Last updated: May 12, 2026

Written by: Jay Hastings , CEO of PlexusDx

Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations. He has more than 20 years of experience across healthcare innovation, genomics, laboratory operations, healthcare investing, and strategic finance. His work has included scaling healthcare startups, leading CLIA lab integrations, and helping expand consumer access to precision health tools.

Medically reviewed by: Jayden Lee, PharmD, EMBA

Jayden Lee, PharmD, EMBA, is the PlexusDx Medical Science Liaison with a PharmD and MBA specializing in pharmacogenomics and clinical product development, with a proven ability to bridge the gap between genomic research and practical patient outcomes. Dr. Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research.

Age and Its Impact on Health

Age continues to accompany us throughout our entire life journey as an unchanging presence. The system that measures age operates by counting years to determine chronological age. Biological age is an essential measure that holds equal or superior importance compared to chronological age. Our biological age functions as the body's accurate age determined by analyzing various biomarkers that influence health and lifespan.

Age discussions usually involve chronological age. Chronological age indicates the number of years someone has existed since their birth. Biological age denotes the actual age of a person as determined through various biomarkers. This concept stands on the understanding that individuals experience aging at different rates. The biological aging of an individual can advance at dissimilar speeds when compared to others who are the same chronological age.

Biological age functions as a superior health assessment tool compared to chronological age which benefits preventive healthcare. Individuals with biological ages lower than their chronological ages tend to exhibit superior health and experience fewer aging-related diseases. Individuals with elevated biological age show greater vulnerability to age-related diseases including cardiovascular disease and diabetes along with certain cancer types.

Through telomere length analysis and DNA methylation patterns researchers determine various biological age indicators. The measurements of cellular aging provide crucial insights into our health status along with information about possible disease risks. Genetic factors maintain significant control over a person's biological age. Specific genetic variants control the aging rate of our body which impacts how we age across our entire lifespan.

Cellular health as well as metabolic functions and lifestyle choices determine our biological age. Multiple factors such as telomere length, DNA damage, cellular senescence, blood sugar levels, cholesterol levels and hormone levels help determine the biological age of our bodies. People pursue improved health outcomes and extended life spans by maintaining a biological age that stays below their chronological age.

Some strategies that may help you age healthily and maintain a lower biological age include: The process of observing biological age through lifestyle modifications creates vital knowledge about one's health condition. Choosing healthy lifestyle options that reduce biological age will boost your quality of life while reducing your risk of age-related diseases. PlexusDx offers Precision Health & Wellness assessments which can be ordered through their website PlexusDx.com as well as Amazon and Walmart to help you take proactive control over your health. Create an aging plan that evaluates your chronological age alongside your biological age to attain superior health outcomes and an active future.

Medical and Editorial Standards

Medical review process: This article was reviewed for medical accuracy, scientific clarity, evidence alignment, and appropriate discussion of genetics, medications, supplements, biomarkers, and health-related claims.

Sources and evidence: PlexusDx educational content is developed using peer-reviewed research, clinical literature, reputable medical references, and, where applicable, public health or regulatory guidance. References are included at the end of the article when scientific, medical, or health-related claims are discussed.

Commercial transparency: PlexusDx offers genetic testing, blood biomarker testing, personalized supplement recommendations, and related precision wellness services. Product mentions are intended to help readers understand available options and should not be interpreted as medical advice.

Important disclaimer: PlexusDx educational content is for informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about medications, supplements, genetic testing, lab testing, or health-related care.

Real prescribers. Published prices. No surprises.

Licensed providers in all 50 states. Online intake. No insurance, no membership required.

Start My Intake

~60 seconds · $0 charged until your provider approves