The daily check-in with Rose

You've said it out loud more than once. Tired no matter how much you slept. Cold when the room isn't. The word that wouldn't come in the middle of a sentence. Then five months go by, you get a short appointment, and you're trying to rebuild all of it from memory while someone waits.

Short answer: The daily check-in is how you tell Osmi how you feel, once a day. You open the app and answer seven questions, or you speak with Rose, your thyroid mascot, and tell her how the day went. It takes about a minute. Your answers become dated entries on the same record as your labs and your cycle, so the record grows while you get on with your life. There's no score at the end, and a missed day doesn't void anything. Osmi never diagnoses, treats, or prescribes, and it will never ask you to change medication.

What one check-in asks you

Seven questions about how today went. Or, if you'd rather talk it through, a conversation with Rose instead. Either way, you're recording how you feel, which is the part of a thyroid condition no device can read.

That part is bigger than most people assume. The American Thyroid Association's patient booklet names the common features of hypothyroidism, and most of them are things only you can report: "Less energy", "Feeling cold when other people feel warm", "Drier, itchier skin", "More hair loss", "New or worsening problems with memory, slower thinking", "Muscle cramps and joint aches", "Heavier and/or more frequent menstrual periods, worse cramps, worse premenstrual symptoms", "Feeling irritable". NIDDK lists many of the same ones. Fatigue. Weight gain. Trouble tolerating cold. Joint and muscle pain. Dry skin and thinning hair.

No ring measures brain fog. No blood test measures cold hands.

You answer, Rose files it, and that's the daily ask. No rating out of ten, no essay about your week.

The ATA also gives a useful tracking instruction, and it's a comparison rather than a snapshot: think about whether you've always had a symptom, "or whether the symptom is a change from the way you used to feel." You can only answer that with dated entries. A minute today is a sentence in that answer.

What you see on the screen

Two ways in, both on your home screen. Neither one is a chart of your health.

There's Today's questions, which fills as you answer. Three of seven, then four, then done.

Then there's Talk to Rose, with one question waiting: how was today? Pick whichever suits the day. Some days you want to tap through seven answers. Some days you want to say it in a sentence.

At the top of the screen is your week. It shows the days you've answered and the day still open, and it counts how many answers are left. The line at the top reads "Steady is progress, too." It means it. The week keeps track of whether you showed up, never of how your body did.

What Rose does with your answers

Rose is your thyroid mascot. She's there to hear how the day went and file it, not to judge it.

Osmi records what you said, files what your labs printed, and shows what changed since last time. Where two things line up, it says they track with each other and it stops there. Your answers go on the record, and a missed day costs you nothing but that day's entry.

That's a design rule, not a limitation we're apologizing for. Osmi holds no composite score, no daily thyroid verdict, and no "this suggests" line, because a score would be Osmi telling you what your body means. As the ATA puts it plainly, hypothyroidism "cannot be diagnosed based on symptoms alone." Reading your record is a conversation for you and your clinician.

There's a practical reason too. A perfect streak turns a record into a performance, and the day you'd break one is usually a day worth recording. You don't need to be technical, and you don't need to log perfectly. Good enough counts.

What it works without

No wearable. Osmi works from your check-ins and your scans on its own. If you wear an Oura, a WHOOP, or an Apple Watch, connect it and your sleep and heart rate arrive without you typing them. Without one, nothing breaks. Your record still fills in from your check-ins.

No labs yet. You can check in from day one with no results filed at all, and add them later by photo, PDF, or typing a single number.

No good day. The check-in works the same on a bad one, and a bad one is the more useful entry.

Where the minute ends up

Two clocks are running, and they run at completely different speeds.

Your labs move two to four times a year. A draw, a wait, a phone call, a new figure on a page. How you feel moves daily, and it moves whether or not anyone writes it down. Almost nothing joins those two timescales, which is why "your labs are normal" and "I feel awful" can both be true in the same week with no record showing how they fit together.

Every check-in you finish goes onto the same dated record as your lab results. Your cycle day sits there too, and so does your sleep. That's the join. Six weeks in you can see whether the cold hands cluster somewhere specific in your cycle. Six months in you can see the direction of something that moves too slowly to feel. As the ATA notes, symptoms of hypothyroidism "usually appear slowly over several months or years," which is exactly the timescale memory is worst at.

Then it goes to the appointment. With the appointment sheet, you share your labs, trends, and daily record in one tap, so your practitioner sees everything you've built. It isn't a diagnosis. It's your own numbers, in the order you'll need them, which beats reconstructing five months on the spot.

At month one the record is a snapshot. At month twelve it's a history, and it can't be rebuilt later. That's the honest argument for starting the minute today rather than after the next set of results.

If you want the full picture of what Osmi records rather than just the daily questions, the thyroid tracker page walks through symptoms and labs together, and the Hashimoto's tracker page covers what changes when antibodies are part of the story.