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Guide

What to track with fibromyalgia

Things you could write down, what public health sources say a doctor is likely to ask about, and a shorter record for a day when a long one is out of reach.

Short answer

There is no required list. NIAMS names pain, fatigue and trouble sleeping as fibromyalgia’s main symptoms, and problems with concentrating, thinking clearly and memory among the others. The NIA says a doctor will ask when a symptom started, how long it lasts, how often it happens, whether it is getting worse or better, and whether it stops your usual activities. Write down what you can answer.

Tend is an iPhone and iPad app from Off Script Foundry, Inc., which publishes this page. Its check-in covers pain, fatigue, brain fog, sleep, mood and pain locations, and every field is optional. Tend on the App Store. Nothing on this page needs it.

01

A menu, not a checklist

Everything on this page is optional. It is a list of things people write down, not a form you have to complete and not a score. Tracking ten things is not more correct than tracking one, and a day you did not record is a day you did not record, nothing more.

The list is drawn from two public sources. The National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) names the symptoms of fibromyalgia. The National Institute on Aging (NIA) lists what a doctor asks about a symptom. Neither institute has reviewed this page or Tend.

02

What a doctor is likely to ask about

NIAMS says a doctor taking a medical history will likely ask about the location, severity and duration of pain, and whether you have had severe fatigue or cognitive problems such as confusion or memory issues (NIAMS, diagnosis). The NIA adds the shape of a symptom over time: when it started, how long it lasts, how often it happens, whether it is getting worse or better, and whether it keeps you from doing your usual activities.

Ten things people write down, and one plain way to write each
What to noteOne plain way to write it
Where the pain isleft shoulder, lower back
How bad it wasa number you use the same way every day, or a word: mild, bad, worst yet
Fatiguecould not stand long enough to cook
Sleepfive hours, woke four times
Thinking and memorylost the word for kettle twice
When it startedstarted Tuesday morning
How long it lastedstill there Thursday night
How often it happensthird time this month
Worse or betterworse than last month
What it stopped you doingskipped the shop, worked half a day

The two columns are two kinds of entry, not a right one and a wrong one. A number such as fatigue 7 is compact, and it means what you decide it means. A sentence such as could not stand long enough to cook carries the detail a number leaves out, and it is already in words. A record can use either, or both. Separately, the NIA advises being clear and concise when describing symptoms to a doctor, and making some notes before you call or visit.

03

A short record for a hard day

A record that only happens on good days is a record of good days. The version below is three fields and one deliberately empty one. It is not a lesser entry; it is the entry.

A hard day, written down

Date
Tue 15
Pain
7
One line
Back all day. Cancelled the shop.
Sleep
left blank
A hard day written in three fields: the date, one pain number, and one line in plain words - “Back all day. Cancelled the shop.” The sleep field is left blank rather than guessed at.

Three things about a short version are worth deciding in advance, and each of them is a property of the record rather than a rule.

  • When it is written. An entry made on the day records that day. One made later is written from memory of it.
  • Which words it uses. The labels can stay the same from one entry to the next, or change. Either is a choice about the record.
  • What happens to a field you cannot answer. A blank stays blank, while a value filled in from memory is stored exactly like a recorded one and cannot be told apart later.

In Tend

These are facts about the app this page’s publisher makes, not claims about symptoms or care. Every field in Tend’s check-in is optional, so a partial entry still counts, and a skipped answer stays missing rather than being counted as zero. Pain locations are marked on a body map. A note can be spoken instead of typed. Tend is currently offered at no cost and contains no in-app purchase.

04

What a record can tell you

  • What you wrote, and when. A dated line records the words and date you entered.
  • Answers to the questions above. The NIA suggests making notes about your symptoms before an appointment; a record is those notes, already written.
  • How many days you marked.A count of the days you recorded as bad is a count of the days you recorded as bad, which is a more exact thing to say than “most days”.
05

What a record cannot tell you

  • Not a cause and not a trigger. A record holds what you wrote next to a date. It cannot show what set a symptom off, and this page does not claim that tracking finds triggers.
  • Not an explanation. It does not say why a day went the way it did.
  • Not a test or a diagnosis. A record is neither. How fibromyalgia is diagnosed is a question for your own doctor; NIAMS describes it, and this page does not.
  • Not advice. Nothing you write tells you what to take, stop or change. That conversation belongs to your own doctor.
  • Not a measure of you. A gap in the record is a gap in the record. It is not a fact about your body or your effort.
06

Sources

All three pages were checked on September 17, 2026. They are cited as sources. No author or institution named here has reviewed this page, and none has reviewed or endorsed Tend.

The editorial policy sets the rules this page is written to, including how a correction is handled.

What this page does not say

  • It does not say that tracking finds your triggers.
  • It does not say that tracking explains a symptom, or that it improves your care.
  • It does not diagnose or treat anything, and it is not a test.
  • It does not teach how fibromyalgia is diagnosed. That is a question for your own doctor.
  • It does not rank one way of writing an entry above another.
  • It does not promise you will not have to remember. It records what you entered.
  • It does not tell you what to take, stop or change.
  • It does not require you to track anything, or to track every day.
  • No clinician has checked it. It reports what two public health sources say.

Tend is a self-tracking tool. It is not a medical device, it does not diagnose or treat anything, and it is not a substitute for care from your own doctor. Something wrong on this page? Email contact@offscriptfoundry.com. The editorial policy says how corrections are handled. Off Script Foundry, Inc. is responsible for every statement here.