Abstract
Background: The Medical Science Liaison (MSL) role has expanded alongside the growing scope of Medical Affairs, with increased involvement in clinical development support, evidence generation, and cross-functional strategy, as well as scientific exchange with external experts, real-world evidence development, insights generation to inform organizational decision-making, and support for medical education and data dissemination.
Objective: To describe practical drivers of burnout risk among MSLs and summarize individual and organizational approaches that may support role sustainability.
Summary: Emerging benchmarking and Medical Affairs reports indicate persistent occupational stress among MSLs and MSL leaders, frequently attributed to increased workload intensity, travel, administrative burden, and evolving expectations that outpace resourcing. Burnout may present as fatigue, reduced professional efficacy, and disengagement, with implications for retention and quality of scientific exchange.
Conclusions: Treating burnout as an operational and leadership risk, through clearer prioritization, role/territory design, and expectations focused on scientific quality, may improve sustainability and long-term engagement in the field.
Keywords: medical affairs; medical science liaison; burnout; workload; field medical; leadership; well-being
Introduction
Medical Science Liaisons (MSLs) are often the face of Medical Affairs in the field, serving as scientific peers for external experts and a bridge back to internal teams. The role has expanded beyond relationship building. Many MSLs translate complex datasets for diverse audiences, support trial execution, guide investigator-initiated research, and feed insights into brand and clinical strategy. While this broader influence is valuable, unclear prioritization and unrealistic workload design can erode well-being over time.
The Modern MSL Landscape
Rapid scientific progress and rising internal expectations shape the contemporary MSL environment. Many MSLs cover large geographies and multiple therapeutic areas, requiring ongoing review of mechanisms of action, guideline updates, and competitive developments. Hybrid engagement has maintained access, but it can also extend the workday into evenings and travel days. Documentation, customer relationship management updates, material review, and frequent virtual touchpoints add administrative load and may contribute to an “always on” experience without commensurate resourcing.
Recognizing Burnout as a Professional Risk
Burnout in MSLs may develop gradually and can include persistent fatigue, reduced professional efficacy, and disengagement from work that was previously meaningful. In practice, MSLs may report decreased focus during scientific discussions, diminished satisfaction from field interactions, or a perception that effort no longer aligns with impact. Because many MSLs demonstrate high ownership and performance orientation, early indicators may be minimized as temporary workload fluctuations, delaying support.
Burnout in Medical Science Liaisons: What the Data Suggest
Recent benchmarking suggests burnout is both common and persistent among field medical professionals. Survey work from the Medical Science Liaison Society has reported ongoing occupational stress among MSLs and MSL leaders, with frequently cited contributors including workload intensity and administrative burden.
Additional Medical Affairs reports describe expanding expectations for trial support, investigator-initiated studies, and cross-functional deliverables, while staffing models and performance metrics may not evolve at the same pace. Field teams also cite travel demands and growing administrative requirements (for example, virtual meetings, system updates, and compliance documentation) as contributors. Collectively, these factors suggest burnout risk is influenced by role design and operating norms, not solely by individual coping capacity.
Key Drivers of Burnout in Medical Affairs
Several factors tend to stack on top of one another: high workload intensity, travel that compresses recovery time, and expanding responsibilities that come without clear trade-offs. Digital fatigue, including back-to-back virtual meetings plus documentation and CRM requirements, adds to the cognitive load. Field roles can also be isolating on tough weeks, especially across large, dispersed territories. When role clarity is inconsistent or scientific impact is not recognized, motivation can drop further. Any one of these is manageable; together, they can create a cycle that gradually undermines engagement and retention.
Building Resilience: Individual and Organizational Actions
Addressing burnout takes work on both sides of the equation, what the individual can control and what the organization designs. For MSLs, small, consistent practices matter: protecting non-negotiable recovery time, setting clearer boundaries around “always on” responsiveness, and prioritizing high-value scientific discussions over sheer activity counts. Mentoring, peer check-ins, and regular scientific debriefs can reduce isolation and help normalize the reality that the workload can be heavy. Just as important is reconnecting with the core purpose of Medical Affairs, advancing evidence and improving patient care, especially during demanding stretches.
For organizations, burnout prevention is largely a leadership and operating-model issue. That starts with realistic territory design, clearer prioritization when new responsibilities are added, and performance expectations that reward scientific quality rather than volume. Managers who notice early signs of overload, ask specific questions in check-ins, and are willing to rebalance priorities make a measurable difference. Structured development opportunities, recognition tied to scientific impact, and practical cross-functional support (for example, reducing low-value administrative load) help sustain teams as the scope of Medical Affairs continues to broaden.
The Role of Leadership in Sustaining Medical Affairs
Leadership sets the tone for what is sustainable. Managers who lead with empathy, protect focus time, and hold regular, candid check-ins make it easier to talk about workload before it becomes a problem. Simple habits, including transparent prioritization, intentional team connection, and acknowledging meaningful scientific contributions, reinforce trust and a sense of belonging. In that sense, empathy is not separate from performance; it helps preserve the conditions required for consistently strong scientific work.
Looking Ahead
As Medical Affairs continues to evolve, burnout should be treated as a professional risk and not as a personal failing or an issue addressed only after an individual is struggling. More durable approaches combine protected recovery time, explicit prioritization (including what will not be done), and stronger peer connection across field teams. When organizations build sustainability into role design and leaders model healthy operating norms, MSLs are more likely to remain engaged, and the quality of scientific exchange may improve for stakeholders.
A sustainable future for MSLs depends on balance: scientific rigor and operational demands, as well as space to recover. Teams that build wellness into territory planning, goal-setting, and leadership habits tend to keep experienced talent longer and protect the quality of their external conversations. When MSLs are supported and energized, patients, clinicians, and the broader healthcare community ultimately benefit.
References
- Medical Science Liaison Society (MSL Society). Benchmarking and/or survey reports on MSL well-being and occupational stress. Accessed March 2026. (Add exact report title, year, and URL if available.)
- Additional Medical Affairs benchmarking reports describing MSL workload, travel, and administrative burden. Accessed March 2026. (Add exact citation details.)
Disclosure/Disclaimer
The views expressed are those of the author and do not necessarily reflect those of the author’s employer or its affiliates. This article is intended for educational discussion within the Medical Affairs community and does not constitute medical advice.
About the author:
Dr. Adil Anwar, PhD. MBA
Adil is a dedicated leader in Medical Affairs with a strong background in oncology and hematology, working across both solid and liquid tumors. As the Director of Medical Affairs at Taiho Oncology, Dr. Anwar supports the U.S. Medical Field Team, focusing on meaningful scientific engagement and fostering collaboration with a clear commitment to putting patients first.
With a doctorate in Biochemistry and Molecular Biology and an MBA in healthcare management, Dr. Anwar brings a blend of scientific expertise and business insight to the table. Over the years, Dr. Anwar has published more than 26 research papers in journals of international repute with high impact factors and has contributed to a book chapter. Dr. Anwar plays a key role in advancing excellence in the field, guiding advisory boards, developing frameworks for gathering insights, and supporting important work in oncology as well as myeloid diseases.
Beyond scientific and operational leadership, Dr. Anwar is passionate about developing future leaders and building a positive organizational culture. Whether mentoring colleagues or contributing to professional growth initiatives, Dr. Anwar’s approach combines scientific rigor, strategic vision, and a genuine desire to improve patient outcomes through innovation, teamwork, and data-driven decision-making.
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