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Lydia Hall: Care, Cure, Core Nursing Theory

Strip away the jargon and Hall's model is something you already do at the bedside: care is yours alone, cure you share with medicine, and the patient sitting …

Medically reviewed by Jonathan Kim, DO

Last reviewed Jun 11, 2026·Next review Jun 11, 2027

clinical-guide

Strip away the jargon and Hall's model is something you already do at the bedside: care is yours alone, cure you share with medicine, and the patient sitting in the middle owns the goals. Hall defined nursing as "a participation in care, core and cure aspects of patient care, where CARE is the sole function of nurses, whereas the CORE and CURE are shared with other members of the health team." She built the idea around chronically ill adults past the acute stage, and she proved it ran a real unit.

Biography of Lydia E. Hall

Lydia Eloise Hall (September 21, 1906 – February 27, 1969) developed the Care, Cure, Core model and spent her career as an innovator, mentor, and advocate for chronically ill patients, pulling the community into public health along the way.

Early Life and Education

She was born Lydia Eloise Williams in New York City, eldest child of Louis V. Williams and Anna Ketterman Williams, and named after her maternal grandmother. Her brother Henry was several years younger. The family moved to York, Pennsylvania, where her father practiced as a general physician.

Hall graduated from York Hospital School of Nursing in 1927 with a diploma, then went after more. She earned a Bachelor of Science in public health nursing from Teacher's College, Columbia University in 1932, returned after clinical years, and took a master's in the teaching of natural life sciences from Columbia in 1942. She completed every doctoral requirement except the dissertation. In 1945 she married Reginald A. Hall, a native of England.

Career and the Loeb Center

Hall's early years as a registered nurse were with the Life Extension Institute of the Metropolitan Life Insurance Company in Pennsylvania and New York, focused on preventive health. She worked for the New York Heart Association from 1935 to 1940, became a staff nurse with the Visiting Nurses Association of New York in 1941 and stayed until 1947, and in 1950 joined Teacher's College, Columbia as a professor, teaching students to function as medical consultants. She was also a research analyst in cardiovascular disease.

Her work in rehabilitation of the chronically ill produced the Care, Cure, Core theory and led her to the Loeb Center for Nursing and Rehabilitation at the Montefiore Medical Center (MMC) in the Bronx, New York. The Solomon and Betty Loeb Memorial Home for Convalescents had served Montefiore Hospital since 1905; in 1957 the Board of Trustees moved to expand it into a new facility. Dr. Martin Cherkasky, the hospital director, brought Hall in to lead, and she worked from 1957 to 1962 on every aspect, construction through administration. As founder and first director she insisted nurses ran the daily floor.

The results made the point for her: nursing-centered care cut rehabilitation time and length of stay by up to one-half to one-third. Loeb became the model many centers across the United States and Canada copied. During those years Hall authored 21 publications plus articles and addresses on her theory.

Works, Honors, and Death

In the 1960s Hall put her thinking on paper in plain language; she never called herself a theorist. Her ideas appeared in "Nursing: What Is It?" in The Canadian Nurse, and in 1969 in "The Loeb Center for Nursing and Rehabilitation" in the International Journal of Nursing Studies. Her argument that society needs hospital beds grouped into units built around therapeutic nursing prefigured what later became "primary nursing."

In 1967 she received the Teacher's College Nursing Education Alumni Association (TCNEAA) Achievement in Nursing Practice Award and was inducted into its Nursing Hall of Fame. In 1984 she was inducted into the American Nurses Association (ANA) Hall of Fame.

Hall died on February 27, 1969, at Queens Hospital in New York. Genrose Alfano carried on her work at the Loeb Center until its focus shifted to custodial care in 1985.

The Care, Cure, Core Theory

Hall built the model from her psychiatry background and her Loeb Center experience. Call it the Three Cs: three independent but interconnected circles, the core, the care, and the cure. The size of each circle shifts with where the patient is in the disease process, and the nurse works in all three but to different degrees.

Description

Nursing is "participation in care, core and cure aspects of patient care, where CARE is the sole function of nurses, whereas the CORE and CURE are shared with other members of the health team." The point of care is an interpersonal relationship that opens up the core. As Hall put it: "To look at and listen to self is often too difficult without the help of a significant figure (nurturer) who has learned how to hold up a mirror and sounding board to invite the behaver to look and listen to himself. If he accepts the invitation, he will explore the concerns in his acts. As he listens to his exploration through the reflection of the nurse, he may uncover in sequence his difficulties, the problem area, his problem, and eventually the threat which is dictating his out-of-control behavior."

Assumptions

Three of them: the motivation and energy for healing live in the patient, not the care team; the three aspects of nursing are interrelated, not independent; and the circles change size with the patient's total course of progress.

Major Concepts

Individual. The focus is the person 16 years of age or older, past the acute stage of long-term illness. The source of energy and motivation for healing is the patient, not the provider. Hall treats the individual as unique, capable of growth and learning, and owed a total-person approach.

Health. A state of self-awareness with conscious selection of optimal behaviors. The nurse helps the person explore the meaning of their behavior to identify and overcome problems, building self-identity and maturity.

Society and environment. Handled in relation to the individual. Hall assumed the hospital environment during acute treatment is a hard psychological experience, so Loeb was built to be conducive to self-development. Any action toward society or environment exists to help the individual reach a personal goal.

Nursing. Participation in the care, core, and cure aspects of patient care.

The Three Circles

The care circle is the nurse's primary, solo role: nurturing the patient. That means bodily care and helping with basic daily functions (eating, bathing, elimination, dressing), with comfort as the goal. It also means teaching and meeting needs the patient cannot meet alone. The closeness this builds is what lets the patient start sharing and exploring feelings.

The core circle is the patient receiving care, setting their own goals and acting on their own feelings and values. It covers the social, emotional, spiritual, and intellectual needs tied to family, institution, community, and world, and it is shared with the rest of the health team. The nurse uses the reflective technique, acting as a mirror so the patient can voice feelings about the disease and the lifestyle changes ahead. Bringing those feelings into awareness surfaces motivation, and from there the patient makes conscious, owned decisions.

The cure circle is the medical side: administering medications and treatments. The nurse shares it with physicians, physical therapists, and other professionals. These are the interventions aimed at the illness itself, and here the nurse works as an active advocate for the patient.

In practice the circles overlap and resize with the patient's phase. In the care phase the nurse gives hands-on bodily care for activities like toileting and bathing. In the cure phase the nurse applies medical knowledge to treatment. In the core phase the nurse handles social and emotional needs through communication and a comfortable environment.

Strengths and Weaknesses

The model is clean and logical, close to a philosophy of nursing, and the Three Cs were original. The nurse is present in every circle, with the center of gravity on care.

The same simplicity is its limit. Running with minimal structure asks for a receptiveness and resilience that not every nurse's personality, education, or experience has prepared them for. The self-imposed age and illness requirements narrow it further: the 16-and-above threshold leaves out the pediatric patients nurses see regularly. And the model stays on the individual. Families and communities as a unit of practice go largely untouched, with the family's role in the patient's environment only modestly addressed.

Bottom Line

Hall built Care, Core, Cure from psychiatry and her Loeb Center work: three independent but interconnected circles. The core is the patient, the cure is the medical and nursing interventions, and the care is the nurturing only nurses provide. Nursing works in all three, sharing two of them to different degrees with other disciplines.

She confined her concepts to patients 16 and older, though the care, core, and cure logic extends to any age. The model insists on treating the total patient, not one part, with all three Cs working together. It also requires the patient to be past the acute stage, and it makes no contact with healthy individuals, families, or communities, which runs against health maintenance and disease prevention.

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