Education & Awareness
What is Post Intensive Care Syndrome?
Surviving the ICU is a brutal battle. For millions of survivors, the fight doesn't end when they leave the hospital.
What is PICS?
The battle that continues after discharge
Between 50% and 80% of ICU survivors will be afflicted with Post Intensive Care Syndrome (PICS). Additionally, approximately 20% of caregivers and family members of ICU survivors will develop PICS-F (family). Using conservative estimations, at least 3 million people every year will become PICS or PICS-F survivors. The vast majority of our survivors have no idea they are even in this battle.
PICS was formally defined by the Society of Critical Care Medicine (SCCM) to give clinicians, patients, and families a shared language for these experiences.
The four domains of PICS
PICS affects the whole person
PICS survivors will face one — or frequently multiple — long-term impairments across four interconnected domains. Many survivors experience challenges in more than one area simultaneously.
Physical
The body bears the lasting toll of critical illness and ICU treatment. Physical impairments can range from mild weakness to profound disability that affects every aspect of daily life.
- Muscle weakness & loss of stamina
- Chronic fatigue and exhaustion
- Mobility impairment
- Neuropathy or nerve pain
- Joint pain & body aches
- Reduced lung capacity
- Sleep disturbances and insomnia
- Balance problems
- Sexual dysfunction
- Weight loss or malnutrition
- Increased vulnerability to future illness
Psychological
The psychological wounds of critical illness are often invisible — but they are real, serious, and treatable. Survivors may struggle with trauma, fear, and a profound sense of loss.
- PTSD
- Anxiety and depression
- Dissociation
- Panic attacks
- Intrusive memories or flashbacks
- ICU delirium memories blending with reality
- Survivor's guilt
- Fear of sleeping or hospitals
- Emotional numbness
- Irritability or anger
- Grief over loss of former identity or abilities
- Social isolation
- Suicidal thoughts in severe cases
Cognitive
Brain fog, memory loss, and difficulty thinking clearly are among the most disruptive effects of PICS — often preventing survivors from returning to work or managing everyday tasks.
- Brain fog
- Memory problems
- Difficulty concentrating
- Reduced attention span
- Executive functioning problems (planning, organizing, multitasking)
- ADHD-like symptoms
- Slower processing speed
- Trouble finding words or communicating clearly
- Difficulty returning to work or managing finances
- Confusion or lingering delirium-related effects
Social & Relationships
PICS reshapes a survivor's entire world — their relationships, their identity, their career, and their place in their community. These losses are often the hardest to talk about.
- Isolation and social withdrawal
- Relationship stress
- Loss of identity
- Loss of employment or career changes
- Financial strain
- Reduced independence
- Difficulty parenting or caregiving
- Loss of hobbies or previous lifestyle
- Difficulty reconnecting with friends and family who "don't understand"
PICS-F
Families are affected too
PICS-F (Post Intensive Care Syndrome — Family) describes the psychological impact on family members and caregivers of ICU patients. Approximately 20% of caregivers and family members of ICU survivors will develop PICS-F. Watching a loved one fight for their life in the ICU is traumatic — and the trauma doesn't end at discharge. Family members often experience anxiety, depression, and PTSD as they navigate caregiving and the grief of watching someone they love struggle to reclaim their life.
- Anxiety and depression in family members
- PTSD symptoms from witnessing critical illness
- Caregiver burnout and exhaustion
- Grief — even when the patient survives
- Difficulty returning to normal family roles
Why does PICS happen?
The ICU saves lives — and leaves marks
Critical illness and ICU treatment place enormous stress on the body and mind. Sedation, immobility, delirium, sleep deprivation, malnutrition, and the trauma of life-threatening illness all contribute to PICS. The very interventions that save lives — mechanical ventilation, sedation, prolonged bed rest — can also cause lasting harm.
Healing / PEACE / Grow
Healing and finding peace is possible and it takes time
Most survivors do improve over time, but healing from PICS is rarely quick or linear. Some people recover within months; others continue to experience symptoms for years. Early recognition, appropriate follow-up care, and peer support all make a meaningful difference.
Recognize the symptoms
Understanding that what you're experiencing has a name — and is common — is the first step.
Seek specialized follow-up
Post-ICU clinics and rehabilitation programs are designed specifically for PICS recovery.
Build your support network
Peer support groups, family education, and community connections accelerate healing and support post traumatic growth.
Be patient with yourself
Recovery is not linear. Progress may be slow, but it is real. Giving yourself GRACE is one of the most healing acts for ICU survivors and PICS-F heroes.
You don't have to navigate this alone
Whether you're a survivor, a family member, or a clinician, the PICS Coalition can help you find the resources & community to support you.