Analyzing Your Charts

Your website says Ava tracks 9 parameters but I only see data for 5 of them. Why?

Some of the 9 parameters we track are interesting to our users such as skin temperature and resting pulse rate. Other parameters like movement and bioimpedance are difficult to quantify and display visually, a...

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Why does my chart look so erratic? I can't see any pattern in the data.

The very first four days you wear Ava, it's common for your chart to look very erratic. This is because it takes a few days for the algorithm to understand the portion of the night when you're in your deepest s...

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First Ava showed me a fertile window of 6 days, and then it changed to 4 days. Why?

When Ava detects the very first signs that your fertile window is opening, it automatically projects a fertile window of 6 days, since this is the typical length between the first signs of fertility and ovulati...

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I'm getting the exact same resting pulse rate a few days in a row, is that a bug? 

We recently changed the way we display resting pulse rate (RPR). The number you see for your RPR reading has always been a whole number because beats per minute is always going to be a whole number. Until rec...

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I don't see a clear pattern in my resting pulse rate. Why not?

In our clinical study, the most common resting pulse rate pattern we saw was this: RPR (resting pulse rate) is lowest during or just after menstruation. Then, between two and five days before ovulation, it star...

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Some parameters seems to be much too high. What happened?

If you see a very abnormal reading, it's likely due to a failure in measurement or data processing. To minimize the chances of these errors, try to wear Ava as tightly as is comfortable. If you're finding this...

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Ava isn't matching up with my other fertility signs, why?

If you're concerned that your Ava predictions aren't matching up with other fertility signs you're observing, here's a series of questions to help figure out why: Step 1: Are you are interpreting your other fe...

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Do you have more resources?

Our Ava World blog is a great resource on cycle tracking, conception, pregnancy and more! Feel free to browse around and read some insightful articles.

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What does a chart look like if you're taking progesterone during the luteal phase?

Progesterone is a hormone you normally produce during your luteal phase. Taking extra progesterone could result in your resting pulse rate and temperature data points to trend higher in the luteal phase while ...

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What does the pink shading on the graph view mean?

This represents the days when you have your period or the time that Ava is predicting your period in the future.

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