Medical ID & Emergency SOS
Last verified: August 2026
Your iPhone can quietly stand watch over you. In a hard moment — a fall, a bad turn, a car accident — it can show a responder your health details and call for help even when you cannot. This guide sets all of that up, calmly, one step at a time.
The 60-Second Version
If you do only a few things from this guide, make it these. Each one could matter on your worst day.
- Fill in your Medical ID — conditions, medicines, allergies, and blood type — in the Health app.
- Add at least one emergency contact so your phone can text them if help is called.
- Turn on Show When Locked so responders can see your Medical ID without your passcode.
- Turn on Emergency SOS in Settings, and learn the side-button hold.
- Do one safe practice run so the steps feel familiar before you ever need them.
What Medical ID Is
Medical ID is a small health card built into your iPhone. It holds the facts a paramedic or nurse would want to know first — and it can be read even when your phone is locked.
If you are ever hurt and cannot speak for yourself, a responder can open your Medical ID from your locked screen and learn what they need in seconds — the blood thinner you take, the allergy that would change their treatment, who to call. It is a quiet form of protection you carry everywhere.
- Your medical conditions, in your own words.
- The medicines you take, and any allergies or bad reactions.
- Your blood type, and whether you are an organ donor.
- Emergency contacts — the people who should be called for you.
What Emergency SOS Is
Emergency SOS is the fast way to call for help. With a press and hold of the buttons, your phone can call 911, text your contacts, and share where you are.
On newer iPhones, two features can call for help on their own if you cannot: Crash Detection senses a severe car accident, and — with an Apple Watch — Fall Detection senses a hard fall. We will look at each of these later in the guide.
- Calls emergency services — 911 in the United States.
- After the call, it can text your emergency contacts to let them know.
- It can send those contacts your location, so help knows where you are.
- It can do all this even if the phone is locked in your pocket.
Opening Medical ID
Everything starts in the Health app — the white icon with a red heart. Let's find your Medical ID and get ready to fill it in.
On the Medical ID screen, tap Edit in the top-right corner. Now you can add or change any of your details. As you go, tap Done to save — and you can come back and update this anytime your medicines or conditions change.
- Open the Health app, tap your picture or initials in the top-right corner, then tap Medical ID.
- Or open Settings, scroll to Health, and tap Medical ID.
- If you cannot find the Health app, swipe down the middle of the Home Screen, type Health, and tap it.
The Basics: Name, Photo, Birth Date
Start with who you are. These details help a responder confirm they have the right person and know your age at a glance.
Adding a photo is optional, but it helps a responder match the phone to the person in a chaotic moment. Tap the picture area and choose a recent, clear photo of your face if you wish. If you would rather not, that is perfectly fine — the health details matter most.
- Your full name, exactly as on your ID.
- Your date of birth — it shows your age automatically.
- A clear photo of your face, if you would like one.
- Optional: height and weight, which can matter for medicine doses.
Medical Conditions
This is one of the most valuable parts. In plain words, list the conditions a responder should know about the moment they meet you.
There is also a Medical Notes box for anything that does not fit elsewhere — a device you have, a recent surgery, or how you communicate. Keep it short and only include what would truly help someone caring for you.
- In the Medical Conditions box, tap and type a condition — for example, heart condition, diabetes, or pacemaker.
- Put the most important ones first.
- Use everyday words; you do not need medical terms.
- Tap the return key to start a new line for each condition.
Medicines You Take
The medicines you take can change how a responder treats you. Listing them here can prevent a dangerous mistake.
Gather your pill bottles and copy the names straight from the labels. That way the spelling and doses are exactly right. If a medicine name is long or hard to spell, take your time — accuracy here is worth it.
- In the Medications box, type each medicine you take regularly.
- Include the strength if you know it — for example, aspirin 81 mg.
- Blood thinners are especially important to list.
- One medicine per line keeps it easy to read.
Allergies and Reactions
An allergy a responder does not know about can turn a rescue into a crisis. This box makes sure they know before they treat you.
In the Allergies & Reactions box, type each one on its own line. Put life-threatening allergies at the very top. If you carry an epinephrine auto-injector, it is worth mentioning that in your Medical Notes as well.
- Drug allergies — for example, penicillin.
- Serious food allergies, such as shellfish or peanuts.
- Other reactions, like latex or contrast dye.
- Note how you react if it is severe, such as trouble breathing.
Blood Type, Organ Donor, and Emergency Contacts
A few more details round out your Medical ID — and this is where you add the people who should be called for you.
Scroll to Emergency Contacts and tap the green plus (+). Choose a person from your contacts, then pick their relationship to you, like daughter or spouse. Add two or three people if you can, so there is a good chance someone answers. To remove one, tap the red minus (-) beside their name.
- Tap Blood Type and choose yours if you know it — leave it blank if you are unsure.
- Set Organ Donor to reflect your wishes, if you like.
- These are optional; only add what you are certain of.
Show When Locked
Your Medical ID is only useful in an emergency if a responder can open it without your passcode. This one setting makes that possible.
With Show When Locked on, a responder can view your health details, but nothing else on your phone. Your photos, messages, and apps all stay locked and private behind your passcode. Only the Medical ID card is visible.
- In Medical ID, tap Edit, then scroll down to the Emergency Access section.
- Turn on Show When Locked.
- You can also turn on Share During Emergency Call, which sends your Medical ID to responders when you call 911.
- Tap Done to save.
How a Responder Finds It
It helps to know exactly what a paramedic does to open your Medical ID — so you can picture it, and even show a family member.
It is a good idea to walk a spouse, adult child, or close friend through these steps once, so they know your phone holds this information. In a crisis, they can point a responder straight to it.
- Wake the phone and swipe up (or press the side button) to reach the passcode screen.
- Tap Emergency in the bottom-left corner.
- On the Emergency Call screen, tap Medical ID.
- Your conditions, medicines, allergies, and contacts appear — no passcode needed.
Turning On Emergency SOS
Now let's set up the feature that actually calls for help. A few switches make sure it works the way you expect.
There is a setting called Countdown Sound. When it is on, your phone plays a loud alarm before it calls, which can scare off trouble and alert people nearby. You can turn it off if you would rather call quietly, but for most folks, loud is safer.
- Open Settings and tap Emergency SOS.
- Turn on Call with Hold and Release, so holding the buttons starts a call.
- You may also see Call with 5 Button Presses — turning this on gives you a second way to trigger it.
- Turn on Call After Severe Crash if you see it (more on that later).
How to Trigger It
Here is the motion that calls for help. Practice the feel of it now — without letting it complete — so your hands remember in a real moment.
If you turned on Call with 5 Button Presses, you can also rapidly press the side button five times to start the countdown. Some people find this easier than the two-button hold — use whichever your hands manage best.
- Press and hold the side button and either volume button at the same time.
- Keep holding until the Emergency SOS slider appears on the screen.
- To call right away, drag the Emergency SOS slider across.
- Or keep holding the buttons: a countdown and alarm begin, then the call is placed on its own.
What Happens When It Fires
It helps to know exactly what your phone does once an Emergency SOS call goes through, so nothing surprises you in the moment.
Your emergency contacts receive a text saying you called emergency services, and — if location is available — a link to where you are. If you move, updated locations may be sent for a short while, so family can find you.
- A loud alarm sounds (unless you turned it off) and a countdown runs.
- When the countdown ends, the phone calls emergency services — 911 in the U.S.
- Stay on the line and speak if you can; if you cannot, the call still connects help to you.
- After the call ends, your phone offers to text your emergency contacts.
Canceling an Accidental Call
False alarms happen — a phone gets squeezed in a pocket or a purse. Here is how to stop a call you did not mean to start, quickly and calmly.
If the call has already connected to 911, do not simply hang up in a panic. Stay on the line and tell the operator it was an accident and you are safe. They would much rather hear that than send help to a false alarm or worry that something is wrong.
- Let go of the buttons — holding them is what keeps it going.
- During the countdown, tap Stop (or Cancel) on the screen.
- Confirm Stop Calling if it asks.
- That's it — no call is placed and no contacts are alerted.
Fall Detection
Fall Detection can call for help after a hard fall, even if you are unable to. It is a feature of the Apple Watch, working alongside your iPhone.
If you have an Apple Watch, open the Watch app on your iPhone, tap Emergency SOS, and turn on Fall Detection. You can set it to be always on, or only during workouts. For older adults, always on is usually the wiser choice.
- It is on the Apple Watch — the iPhone by itself does not detect falls.
- If your watch senses a hard fall and you do not move for about a minute, it starts an Emergency SOS countdown.
- If you are fine, you simply tap to cancel it.
- If you cannot respond, it calls emergency services and alerts your contacts.
Crash Detection
Crash Detection can sense a severe car accident and call for help on its own — a quiet guardian on every drive. It is built into newer iPhones and Apple Watches.
Open Settings, tap Emergency SOS, and check that Call After Severe Crash is turned on. On most iPhones it is on from the start, but it is worth a look so you know it is ready.
- It comes on newer iPhone models and does not need an Apple Watch.
- If it senses a serious crash, it shows an alert and sounds an alarm.
- If you do not respond within a short countdown, it calls emergency services.
- It then shares your location so help can reach the scene.
Emergency SOS via Satellite
What if you need help where there is no cell signal — a country road, a park, up in the hills? Newer iPhones can reach emergency services through a satellite in the sky.
Satellite messaging needs a clear view of the sky, so it works best outside, away from tall trees and buildings. It is slower than a normal call, so keep your answers short and follow the on-screen arrows to stay connected.
- It is available on newer iPhone models when you have no cell or Wi-Fi signal.
- If you try Emergency SOS with no signal, the phone offers to connect by satellite.
- It guides you to point the phone toward the sky to find a satellite.
- You answer a few quick questions, and your messages relay to responders.
Testing It Safely, and Phone vs. Pendant
Let's make sure everything works — the right way, without dialing 911 for practice — and think about whether a phone alone is enough for you.
An iPhone (especially with an Apple Watch) can call for help, share your location, and show your health details. A traditional medical-alert pendant is simpler — one button, always worn, no charging worries — and often connects to a staffed help center. Neither is wrong; the best choice depends on how comfortable you are with the phone and whether you will keep it on you.
- Practice the button hold only until the sliders appear, then let go — do not complete the call.
- Practice tapping Stop or Cancel so the motion feels familiar.
- Lock your phone and open your own Medical ID from the Emergency screen (page 12).
- Check that your emergency contacts and Show When Locked are set correctly.
What's in the 27-page PDF
- What Medical ID and Emergency SOS are, and why they matter (pages 3-4)
- Building your Medical ID, step by step (pages 5-10)
- How a responder sees it on your locked phone (pages 11-12)
- Turning on and using Emergency SOS (pages 13-16)
- Fall Detection, Crash Detection, and satellite SOS (pages 17-19)
- Testing it safely, and phone vs. pendant (page 20)
- A cheat sheet and plain-English word list (pages 21-22)
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