What can you get a nobel prize for physiology

Checked on January 23, 2026
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Executive summary

The Nobel Prize in Physiology or Medicine is awarded for discoveries in physiology or medicine that the Nobel Assembly at Karolinska Institutet judges to have conferred “the greatest benefit on mankind,” a standard laid down in Alfred Nobel’s will and implemented by the Karolinska-based prize committee [1] [2]. In practice the award recognizes concrete breakthroughs — mechanistic insights, new disease agents, therapeutic concepts, or fundamental tools — rather than broad career accolades, and has lately honored everything from immune‑tolerance pathways to cellular oxygen sensing and identification of viruses [3] [4] [5].

1. What the statutes say: discovery for the greatest benefit to humankind

Alfred Nobel’s 1895 will explicitly stipulated that one prize be given for “physiology or medicine” to the person who during the preceding year “shall have conferred the greatest benefit on mankind,” and the Nobel Assembly at Karolinska Institutet administers the prize in line with that wording [1] [2]. The practical interpretation of those clauses is handled by the Nobel Committee and Assembly, which evaluate nominations and select laureates on the basis of discrete discoveries that can be described and defended as having major scientific or clinical impact [6] [7].

2. What kinds of work win: discoveries, mechanisms, pathogens, and tools

Historically the prize has gone to a broad spectrum of achievements equally rooted in basic physiology and applied medicine: examples include identification of disease agents such as the hepatitis C virus, discoveries of cellular sensing mechanisms such as oxygen-sensing pathways, and descriptions of immune regulation — each framed as a discrete discovery with clear consequences for human health [5] [4] [3]. Recent laureates cited by the Nobel committee illustrate this range: the 2020 award for the hepatitis C virus, the 2019 award for oxygen‑sensing mechanisms, the 2021 award for receptors for temperature and touch, and the 2025 award for peripheral immune tolerance [5] [4] [8] [3].

3. Who decides and formal limits on awards

The Nobel Assembly at Karolinska Institutet makes the award and the Nobel Foundation administers it; procedures and interpretations are formalized in statutes that, among other constraints, limit each prize to a maximum of three living recipients and generally prohibit posthumous awards [6] [7]. Those technical rules shape how team science is recognized: large collaborative projects often produce work that cannot be fully captured under a three‑person attribution, a recurring tension as biomedical research becomes more collaborative [6] [9].

4. What does not automatically qualify: fame, longevity, or broad programs

The prize is not an automatic lifetime achievement award for a field or institution; the committee emphasizes particular discoveries rather than general eminence, which explains recurrent controversies when central contributors or clinicians are not named [10] [9]. Scholarly debates about “deserving losers” — scientists widely seen as instrumental to a discovery but not recognized — reflect both the committee’s discovery‑centric mandate and limits imposed by attribution rules [9].

5. Implicit agendas and critiques of selection

Critics point out selection biases and the media amplification that follows each award; the institution’s choices confer enormous scientific, academic and political authority, and accusations that clinicians or collaborative contributors are overlooked are routine [9] [10]. The Nobel Assembly defends its adherence to Nobel’s will, but historians and commentators argue the prize’s prestige and the simplicity of its attribution model sometimes distort public understanding of how modern biomedical advances are achieved [10] [9].

6. How to translate this into a clear rule of thumb

A clear way to understand what can win the Nobel Prize in Physiology or Medicine: single, well‑defined discoveries that illuminate fundamental biological mechanisms, identify causative disease agents, enable transformative treatments, or invent decisive research tools — provided their human benefit can be convincingly argued to be among the greatest — are the types of contributions the Karolinska Assembly has historically rewarded [1] [6] [4] [5] [3].

Want to dive deeper?
How does the Nobel Assembly at Karolinska Institutet evaluate and prioritize competing nominations each year?
Which major biomedical discoveries widely considered Nobel‑worthy were never awarded and why?
How have changes in team science and big collaborations challenged the Nobel Prize's three‑recipient rule?