Sometimes waves of delayed sight and delayed feeling of touch and weakness, rapid heartbeat, nausea, sense of intense fear but there’s nothing to fear.
Using grounding techniques. Use as many senses as possible to get to reality. Touch five things and name them, smell two things, look at three things and name them, if someone is with you and you feel safe with that person, ask them to give you a bear hug, deep breathe, and breathe out slowly paying attention going in and out of your lungs.