Heat exhaustion
Heat exhaustion can follow excessive loss of water and salt in hot conditions and may cause heavy sweating, dizziness, headache, nausea, and weakness. This is educational, not diagnostic.
Medical taxonomy
Symptoms, signs or clinical findings, not elsewhere classified
Taxonomy is used to organize content and does not represent a diagnosis.Common causes
High heat exposure with sweating and loss of fluid and salt.
Risk factors
Heat illness can worsen if exposure continues or altered mental status develops.
Red flags — seek urgent care
Confusion, seizure, loss of consciousness, or very high body temperature can signal heat stroke and need emergency care.
Suggested next step
Move to a cooler place, stop exertion, and seek prompt care if symptoms do not improve or warning signs appear.
Symptoms linked to this condition
Sources & review
Last reviewed: 2026-09-20✓ At least one verified Saudi source and one independent global source are linked.
This page is general educational information, not a medical consultation. If symptoms are severe or worrying, contact a healthcare professional.