What it means in practice
Palliative care is the medical specialty that exists to manage symptoms, pain, and the emotional + spiritual experience of serious illness — entirely separately from whether the patient is also receiving curative treatment. A patient on aggressive chemotherapy can have palliative care for their pain, nausea, and fatigue at the same time. A patient on dialysis can have palliative care for the symptom burden of kidney failure while still hoping for a transplant. A patient in the ICU can have palliative care for both their symptoms and the family's decision-making support.
The specialty grew up in the 1990s-2000s out of the recognition that the US healthcare system was good at treating disease and bad at attending to the experience of being seriously ill. Palliative care teams typically include a physician, an advanced-practice nurse, a social worker, and a chaplain. They're available in most US hospitals and increasingly in outpatient clinics for patients with advanced cancer, heart failure, ESRD, COPD, and dementia.
Research evidence is strong: patients who receive early palliative care report better quality of life, less depression, lower symptom burden, AND in some cancer studies actually live LONGER than patients receiving standard oncology care alone. The "palliative care makes you die faster" misconception is exactly backwards.
Most families wait too long to ask for a palliative consult. The good rule of thumb: if a patient has been hospitalized more than once in 6 months for the same serious condition, OR if any clinician would not be surprised if the patient died in the next year, ask for the palliative team. The conversation is free, the team is helpful, and it does not commit the patient to any particular path.