Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
1
Is any of this happening now?
Call 911
These symptoms are not automatically caused by Long COVID and may need emergency assessment.
Other emergency signs, for anyone
Someone who is struggling to breathe, gasping, choking, or cannot get words out
Someone who has chest pain, tightness or pressure lasting more than a few minutes
Someone who has sudden weakness or drooping on one side of the face or body, slurred speech, or sudden confusion
Someone who is unconscious, or cannot be woken
Someone who is bleeding heavily and it will not stop with firm pressure
Someone who has had a seizure that will not stop, or does not wake up afterwards
Someone who has lips or skin that look pale, blue, grey or blotchy
Someone who you believe has taken an overdose or swallowed something poisonous
2
Is any of this happening?
Be seen today
Seek urgent medical help for:
New or severe chest pain
Severe or rapidly worsening trouble breathing
Fainting, new confusion, or difficulty staying awake
Blue, grey, or unusually pale lips or skin
Signs of a stroke, such as facial drooping, arm weakness, or speech difficulty
Thoughts of suicide or an immediate risk of self-harm
3
Does any of this apply?
Book an appointment
Arrange a routine medical assessment if symptoms continue after COVID-19, keep returning, or interfere with normal activities.
Seek earlier advice if symptoms are worsening, you are losing weight without trying, or you have repeated dizziness, palpitations, sleep problems, or low mood.
Every sign above is quoted from the sofidex article on Long COVID. If you are not sure, err upward — it is always reasonable to be checked.