Grief, loss, bereavement

Grief is the natural response to loss; bereavement is the period after loss. Most grief is normal and resolves with time and support. Prolonged Grief Disorder (DSM-5-TR 309.81) is the formal diagnosis when intense grief persists 12+ months in adults and produces significant impairment.

Overview

Grief is the natural emotional, cognitive, behavioral, and physical response to loss. Most grief is a normal human experience that resolves with time and social support, not a clinical condition requiring treatment. Bereavement specifically refers to the period after the death of a loved one. Mourning refers to the public expression of grief shaped by cultural and religious frameworks.

The DSM-5-TR (March 2022) added Prolonged Grief Disorder (PGD; 309.81) as a new formal diagnosis for grief responses that persist with intense distress and impairment 12+ months after bereavement (6+ months in children and adolescents). The diagnosis recognizes that while most grief resolves, a meaningful subset (estimated 7-10% of bereaved adults) develops persistent grief that warrants clinical attention. PGD is distinct from major depressive disorder, post-traumatic stress disorder, and adjustment disorder, with distinctive features and treatment.

Grief is not limited to bereavement. Significant losses producing grief responses include: death of family or friends; pregnancy loss and reproductive losses; relationship dissolution and divorce; job loss and career endings; identity losses (retirement, illness, immigration); function losses (cognitive decline, physical capacity); ambiguous losses (incarceration, missing persons, dementia in family members); and disenfranchised grief (losses not socially recognized — pet death, ex-partner death, perinatal losses).

Common clinical presentations include: acute grief in the early period after loss (intense, often disorganizing, gradually shifting); integrated grief (the longer-term form of grief in which the loss becomes part of the bereaved person’s ongoing life); complicated or prolonged grief (persistent intense grief past the typical trajectory); traumatic grief (when the death was traumatic in nature); bereavement-related depression; anticipatory grief (before expected loss); and grief in special populations (children, older adults, suicide loss survivors).

Most bereaved people do not need clinical intervention. Social support, time, and cultural-religious mourning frameworks support most people through grief. Clinical intervention is appropriate when grief becomes prolonged, complicated, or accompanied by depression, suicide risk, or significant impairment. When clinical intervention is appropriate, evidence-based approaches produce meaningful improvement.

Signs and symptoms

Yearning for the deceased — Intense longing for the deceased; sense of disbelief about the death; preoccupation with the deceased.
Identity disruption — Sense that part of oneself has died with the deceased; difficulty re-engaging with life or with one's former identity.
Marked sense of disbelief about the death — Persistent difficulty accepting the reality of the death.
Avoidance of reminders of the death — Avoidance of places, people, conversations, or activities that remind of the deceased.
Intense emotional pain — Anger, bitterness, sorrow related to the death.
Difficulty with reintegration — Difficulty pursuing interests, planning for the future, or maintaining relationships.
Emotional numbness — Restricted emotional range; inability to experience positive emotions; sense of disconnection.
Sense of meaninglessness — Feeling that life is meaningless or futile without the deceased.
Intense loneliness — Profound sense of being alone, even in the company of others.
Suicidal ideation — Thoughts of joining the deceased; passive death wishes; in some cases active suicidal ideation. Bereavement is associated with elevated suicide risk, particularly for partners after spouse death.

Diagnostic context

The DSM-5-TR (March 2022) added Prolonged Grief Disorder (PGD; 309.81):

A. Death, at least 12 months ago (6 months in children and adolescents), of a person who was close to the bereaved.
B. Since the death, development of a persistent grief response characterized by one or both of: intense yearning/longing for the deceased; preoccupation with thoughts or memories of the deceased.
C. Since the death, at least 3 of the following symptoms present most days to a clinically significant degree: identity disruption; marked sense of disbelief about the death; avoidance of reminders of the death; intense emotional pain; difficulty reintegrating into one’s relationships and activities after the death; emotional numbness; feeling that life is meaningless; intense loneliness.
D. Symptoms cause clinically significant distress or impairment.
E. Duration and severity of bereavement reaction clearly exceed expected social, cultural, or religious norms for the individual’s culture and context.
F. Symptoms not better explained by major depressive disorder, post-traumatic stress disorder, or another mental disorder; not attributable to substance or medical condition.

Differential diagnosis includes:

Major Depressive Disorder, with bereavement — when full MDD criteria are met following bereavement.
Post-Traumatic Stress Disorder — when the death was traumatic in nature and PTSD criteria are met.
Adjustment Disorder — for shorter-duration bereavement reactions not meeting PGD criteria.
Normal grief — bereavement responses not meeting clinical criteria; the majority of bereaved people.

Validated assessment instruments include the Inventory of Complicated Grief (ICG), the PG-13 (Prolonged Grief 13-item), and the Brief Grief Questionnaire.

Causes and risk factors

Risk factors for prolonged or complicated grief include:

Loss-specific factors: sudden, traumatic, or violent death; suicide of loved one; death of child; death of partner; multiple losses in close succession; lack of social recognition (disenfranchised loss).

Relationship factors: high attachment to deceased; ambivalent or dependent relationship; relationship that was central to identity.

Individual factors: prior history of mental illness; insecure attachment style; trauma history; limited social support; history of childhood loss.

Contextual factors: social isolation; financial precarity following loss (particularly partner loss); cumulative life stressors; bereaved person’s health status.

Cultural factors: rituals and frameworks that support grieving; some cultural contexts provide more grief support than others.

Comorbidity: depression (~40-50% of bereaved); anxiety; PTSD when death was traumatic; complicated grief; substance use disorders. Suicide risk is elevated, particularly in the first year after partner death.

Typical treatments

Most grief does not require clinical intervention. When intervention is appropriate, evidence-based approaches include:

Complicated Grief Treatment (CGT; Shear): 16-session manualized treatment specifically for prolonged grief disorder. Strongest evidence base of any specific PGD treatment.

Cognitive Behavioral Therapy for grief: structured CBT addressing grief-related cognitions and avoidance.

Behavioral Activation — addressing depression-related withdrawal and re-engagement with life.

Trauma-focused therapies (EMDR, CPT, PE) — when traumatic grief or comorbid PTSD is present.

Interpersonal Psychotherapy: originally developed with explicit grief focus; addresses interpersonal dimensions of bereavement.

Acceptance and Commitment Therapy: particularly useful for the meaning-making and re-engagement dimensions of grief.

Pharmacotherapy: SSRIs and SNRIs for comorbid depression and anxiety. Pharmacotherapy alone is less effective than psychotherapy for PGD per controlled trials.

Group therapy and peer support: bereavement support groups (general and loss-specific — partner loss, child loss, suicide loss, sudden loss) provide normalization and shared support.

Specialized programs for specific losses:

Suicide loss: dedicated programs and groups (Suicide Bereavement Support, Survivors of Suicide Loss).
Child loss: dedicated programs and organizations (The Compassionate Friends, Pregnancy and Infant Loss Network).
Partner loss: dedicated widow and widower programs.
Sudden traumatic loss: emergency-services bereavement programs.

Spiritual and religious support: faith communities, chaplains, and spiritually integrated psychotherapy support meaning-making and integration for those for whom this is meaningful.

Lifestyle and structural support: social engagement, physical activity, sleep regulation, and reduction of cumulative stress all support grief integration.

When to seek help

Professional support is appropriate when:

Grief has persisted with intense impact for more than 12 months (6 months in children/adolescents) and is interfering with relationships, work, or daily life.
You are experiencing depression, anxiety, or PTSD symptoms alongside grief.
You are having suicidal thoughts or self-harm urges.
You are using alcohol or other substances to manage grief.
You experienced a traumatic loss (suicide, accident, violence) and are having intrusive symptoms.
You feel unable to engage with life despite time having passed.
You are anticipating an expected loss and would benefit from preparation.
You are supporting a grieving family member or child and want guidance.

For mental-health crisis: 9-8-8 (Suicide Crisis Helpline), 1-833-456-4566 (Talk Suicide Canada). For suicide loss: Centre for Suicide Prevention (suicideinfo.ca). For pregnancy loss: Pregnancy and Infant Loss Network (pregnancyandinfantloss.ca). For child loss: The Compassionate Friends Canada (tcfcanada.net). For Indigenous community: 1-855-242-3310 (Hope for Wellness Helpline). For youth: 1-800-668-6868 (Kids Help Phone).

Frequently asked questions

Is there a "right" way to grieve?

No. Grief responses vary substantially across individuals, cultures, and losses. The widely cited "five stages of grief" (Kübler-Ross, originally developed for terminally ill patients, not for bereaved survivors) is not a research-validated framework. Grief is non-linear, individual, and shaped by culture and context.

When does grief become a clinical concern?

When intense grief persists 12+ months in adults (6+ months in children) and produces significant distress or impairment, the DSM-5-TR diagnosis of Prolonged Grief Disorder (309.81) may apply. Clinical concern also arises when grief is accompanied by depression, suicide risk, substance use, or significant impairment regardless of duration.

What is "complicated grief"?

Complicated grief was the clinical term used before DSM-5-TR adopted "Prolonged Grief Disorder." The terms refer to the same phenomenon — grief that persists with intensity and impairment beyond the typical trajectory.

Will I always grieve?

Most people integrate grief over time — the loss becomes part of ongoing life rather than the dominant feature. Grief does not "end" in the sense of disappearance; it shifts from acute to integrated form. Anniversary reactions and grief surges in the context of subsequent losses or transitions are common throughout life.

Is medication helpful for grief?

Medication is appropriate for comorbid depression, anxiety, or sleep disturbance. Pharmacotherapy alone is less effective than psychotherapy for prolonged grief disorder. Decisions are individualized.

How do I support a grieving friend or family member?

Show up consistently rather than only at the funeral; say the deceased's name; ask specific questions; offer specific help (meals, errands, transportation) rather than "let me know"; acknowledge the loss rather than avoiding the topic; do not impose timelines on grief; respect cultural and religious frameworks; remember anniversaries and significant dates.

References

American Psychiatric Association. (2022). Diagnostic and Statistical Manual of Mental Disorders (5th ed., text rev.). APA.
Shear, M. K. (2015). Complicated grief. New England Journal of Medicine, 372(2), 153–160.
Prigerson, H. G., et al. (2009). Prolonged grief disorder: Psychometric validation of criteria proposed for DSM-V and ICD-11. PLoS Medicine, 6(8), e1000121.
Bonanno, G. A. (2009). The Other Side of Sadness: What the New Science of Bereavement Tells Us About Life After Loss. Basic Books.
Stroebe, M., & Schut, H. (1999). The dual process model of coping with bereavement. Death Studies, 23(3), 197–224.

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ShiftGrit Psychology & Counselling is professionally regulated, certified, and recognized by leading psychology and mental-health organizations across Alberta and Canada. These associations reflect our commitment to ethical practice, clinical standards, and evidence-informed therapy through Identity-Level Therapy and Reconditioning.

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The ShiftGrit Clinical Editorial Team combines the insight of registered psychologists, provisional psychologists, and trained writers to create accessible, evidence-informed therapy resources. All content is clinically reviewed by a Registered Psychologist.