Symptom Navigator
Start from a symptom and explore related educational topics, tests and specialists.
This is not a diagnosis tool.
Symptoms can have many causes, and only a qualified health professional can evaluate yours. These pages explain what symptoms can mean in general and which topics may be worth learning about. If a symptom is severe, sudden or worrying — especially chest pain, difficulty breathing, signs of stroke or heavy bleeding — call your local emergency number now.
Each symptom page includes related conditions, relevant tests and the specialists who usually evaluate it — for education and to help you ask better questions, never to self-diagnose.
Emergency & First-Aid Reads
Home First-Aid Kit Essentials
A home first-aid kit helps you respond quickly to minor injuries and common emergencies while you arrange medical care if needed. The right supplies, regular checks, and knowing when to get urgent help are all important.
ReadHome First-Aid Kit Essentials
A home first-aid kit helps you respond quickly to minor injuries and common health problems while you arrange further care if needed. Keep supplies organized, easy to find, and checked regularly so they are ready in an emergency.
ReadEmergency Room, Urgent Care or Clinic: Where to Go
Choosing the right place for medical care depends on how severe the problem is, how quickly you need help, and what services are available where you live. Knowing the difference between emergency rooms, urgent care centers, and clinics can help you get care faster and use emergency services when they are truly needed.
ReadEmergency Room, Urgent Care or Clinic: Where to Go
Choosing where to get care depends on how severe the problem is, how quickly it started, and whether there are warning signs of a medical emergency. Knowing the difference between an emergency room, urgent care, and a clinic can help you get the right care faster.
ReadHeat Safety: Staying Well in Hot Weather
Hot weather can strain the body, especially during heat waves, hard physical activity, or when nights stay warm. Knowing how to prevent heat illness and when to get medical help can help protect you and others.
ReadHeat Safety: Staying Well in Hot Weather
Hot weather can affect anyone, but some people are more likely to become ill from heat. Learning the warning signs of heat-related illness and taking simple steps to stay cool and hydrated can help prevent serious problems.
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