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.

PlexusDx: Exploring the Impact of the IGF1R Gene on Health and Longevity

PlexusDx functions as a personalized health report service that delivers comprehensive information about genetic traits which influence multiple health and wellness factors. Through this blog post we explore the fascinating world of the IGF1R gene which plays a major role in growth, development processes and possibly affects longevity. The IGF1R gene produces the IGF1 receptor which plays an essential role in controlling growth throughout the body. The IGF1 hormone utilizes this protein as its receptor which plays essential roles in childhood development and adult muscle growth. Igf1 binding to its receptor activates the AKT signaling pathway which leads to cell growth and plays an essential part in growth and development throughout life. Scientific research indicates that certain genetic changes in the IGF1R gene could be linked to extended lifespans. Research shows that these genetic variations appear more frequently in people who achieve exceptional longevity because of decreased IGF1 receptor activity. The current evidence backing this genetic model remains inadequate and more research must be conducted before reaching definitive conclusions. Altered IGF1 levels or dysfunctional IGF1 receptors result in growth abnormalities like dwarfism. The gene IGF1 demonstrates its complex involvement in many bodily processes by showing potential anti-cancer properties through reduced IGF1 levels. Excess activity of IGF1 hormones or their receptors correlates with both acromegaly and multiple cancer types. The proper regulation of IGF1 signaling pathways plays an essential role in understanding its effects on overall health and lifespan. Research investigating specific genetic alterations in the IGF1R gene has produced fascinating results. Research links the rs2229765 SNP to increased longevity as individuals who passed their 85th birthday show higher frequencies of the 'A' allele. The connections between these genetic markers were mainly identified in male subjects but were not significant among females. A separate study identified connections between the rs34516635 SNP and longevity which were particularly evident in female centenarians. The inconsistent findings across various studies highlight how intricate genetic factors affect lifespan and emphasize the necessity for deeper research. The IGF1R gene functions as a critical element in growth and development while also influencing longevity potential. Although existing preliminary research indicates a connection between IGF1R genetic variants and longer lifespans additional research must confirm these preliminary outcomes. Studying genetic traits such as IGF1R enables people to understand their health better and choose effective wellness approaches. If you're interested in how genetic characteristics influence health and lifespan PlexusDx's Precision Health & Wellness tests are worth exploring. Step onto a path of optimized health by accessing personalized wellness insights.

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.

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