Glossary term

Living Will

A living will is a written statement of your medical treatment and end-of-life wishes that is meant to guide care if you cannot communicate those decisions yourself.

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Written by: Editorial Team

Updated

April 21, 2026

What Is a Living Will?

A living will is a written statement of your medical treatment and end-of-life wishes that is meant to guide care if you cannot communicate those decisions yourself. It usually addresses choices about life support, resuscitation, artificial feeding, and other serious-care decisions.

Incapacity planning is not only about naming decision-makers. It is also about recording your own preferences so family members and clinicians have direct guidance instead of guesswork.

Key Takeaways

  • A living will records your treatment preferences for situations where you cannot communicate.
  • It is often used alongside a health care proxy or similar health care decision document.
  • The document focuses on your instructions, not on naming the person who acts for you.
  • State law may package the concept into a broader advance health care directive.
  • A living will is a lifetime planning document, not a property-transfer tool.

How a Living Will Works

You prepare the document while you are able to make and communicate your decisions. If a later medical event leaves you unable to communicate, your stated preferences can guide the clinicians and the person acting for you under the relevant health care decision document.

The living will is best understood as a communication tool. It speaks for you when you cannot speak for yourself.

Living Will Versus Health Care Proxy

Document or role

Main function

Living will

Records your treatment preferences

Health care proxy

Names the person who can make medical decisions for you

Some households complete one but not the other. A fuller plan often works better because it gives both instructions and a decision-maker.

Why Living Wills Matter Financially

Major medical decisions can shape how long care continues, what type of care is used, and how the family has to respond operationally during a crisis. But the main purpose is not cost control. It is to preserve autonomy and reduce uncertainty about treatment choices.

That can also reduce family conflict at a time when emotional pressure is already high.

When Households Use Living Wills

Households usually create a living will as part of broader advance care planning, often alongside a health care proxy and a durable power of attorney for finances. It is especially useful for people who want clearer documentation of life-support and end-of-life preferences.

If those wishes are not written down, family members and clinicians may have to guess during a crisis.

The Bottom Line

A living will is a written statement of your medical treatment and end-of-life wishes for situations where you cannot communicate them yourself. It can help keep care aligned with your preferences and reduce confusion for family members and health care providers during a crisis.