You can mark this to start a count on your chart that will represent the length of your luteal phase. Please consult your chosen learning resource to know more!
- Open your data screen on the day when you'd like to mark your count as starting
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- Double tap a day / column on your chart screen to edit that day's data
- Single tap a day on your calendar screen to edit that day's data
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- Scroll down to the 'LH test' section of your data screen
- Tap to enable 'Start count today'
Marking the start of an LH count will cause numbers (1 2 3 etc) to display in the 'LH test' row on your chart screen.
Are you not seeing 'LH test' in your data screen? Set it to visible following the instructions here.