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Fatigue after cardiac arrest or ECMO: is this normal?

The short answer

Yes. Physical fatigue and muscle weakness are among the effects many survivors report after a cardiac arrest or an ICU stay.Source:American Heart AssociationCleveland Clinic

What people report

Cardiac arrest survivors report physical fatigue and muscle weakness. Your heart and body have been through a major event and need time to recover.Source:American Heart Association

Feeling very tired, muscle weakness, shortness of breath and trouble moving around are described after an ICU stay.Source:Cleveland Clinic

Recovery looks different for each survivor. Some notice steady improvement over the first year, while others need ongoing support.Source:American Heart Association

Other things that add to tiredness

Not enough sleep, stress, depression and some medicines are common causes of tiredness.Source:NHS (UK)

If you cannot explain your tiredness, and it has gone on for a while and is not getting better, tell your care team.Source:NHS (UK)

Cardiac rehab

Cardiac rehab is a medically supervised program of exercise training, education and support. It may help improve physical function, confidence and overall recovery.Source:American Heart AssociationAmerican Heart Association

Programs usually run about three one-hour sessions a week for 8 to 12 weeks, and some centers offer them by phone or video.Source:Mayo Clinic

Ask your care team whether you can be referred.Source:American Heart Association

Call 911 if...

  • Unusual tiredness or weakness together with chest discomfort, shortness of breath, a cold sweat, nausea or lightheadedness.Source:American Heart Association

Call 911

Call your care team the same day if...

  • Tiredness that is getting worse or is not improving.Source:NHS (UK)

Quick answers

Is it normal to be exhausted after cardiac arrest?

Yes. Physical fatigue and muscle weakness are among the effects cardiac arrest survivors report, and your heart and body need time to recover. Recovery looks different for each person.

Source:American Heart Association

Where this comes from

General information, not medical advice. Talk to your care team.