Primary care within 24 to 72 hours for heat exhaustion
Repeat labs within 24 to 48 hours if CK or creatinine elevated
Sports medicine guidance before return to exertion after exertional heat illness
Discharge Instructions
Copy discharge instructions
Heat illness treated in the emergency department
Symptoms were consistent with heat related illness after heat exposure
You improved with cooling and fluids
Hydration plan
Drink fluids regularly for the next 24 hours
Use electrolyte solutions if heavy sweating continues
Activity
Avoid strenuous activity for 24 to 48 hours
Avoid hot environments until fully recovered
Medications
Avoid alcohol and stimulant substances for 24 to 48 hours
Use prescribed medicines only as directed
Follow up
See your clinician within 1 to 3 days
Repeat blood tests if instructed
Return to emergency department immediately for
Confusion
Fainting
Seizure
Chest pain
Shortness of breath
Vomiting preventing fluids
Very dark urine or not urinating
References
Guidelines and key sources
Evidence base
Wilderness Medical Society practice guidelines for prevention and treatment of heat illness 2019
American College of Sports Medicine position stand on exertional heat illness and heat stroke 2021
National Athletic Trainers Association position statement on exertional heat illnesses 2015
UpToDate heat illness evaluation and management updated regularly local protocol dependent
SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.