I kept a running log of my symptoms while I was in the TWW. My biggest clue was the constant creamy CM, heartburn, and leaking nips.
My Log is below
1DPO: Nothing except early morning cramps (O)
2DPO: CM started turning Creamy
3DPO: Light Cramps, Creamy CM (Abundant), Heartburn
4DPO: Vivid Dreams (Labor Room), Heartburn, Sore BB's (Bruised Feeling), Light cramps (On and off, never for long)
5DPO: Middle of the night Pee break, Vivid Dreams, Light cramps( On and off), Nipples Sore, Sudden poking pain Near Belly Button Mid-Day (It really hurt, but didn't last for long), Heartburn, Nausea (In response to the smell of Breakfast Blend Coffee), Headache, Creamy CM (Abundant still)
6DPO: Creamy CM (Abundant), Headache (Still), Heartburn, Sore BB's, Random Crying Spell, Nausea (Ending in vomiting)
7DPO: Huge temp spike(BBT), Nausea, Sore BB's, Creamy CM, Heartburn
8DPO: Temp still elevated, Nausea, Tired, Moody, Creamy CM (Abundant Still), BB's Sore (Still bruised feeling), No Cramping, Nausea (with Vomiting), Heartburn
9DPO: Areola's Darkening?, Increase in blue veins on BB?, Pelvis (Hips) Achy, Creamy CM (Abundant), No cramping, Heartburn, Periodic Nausea
10(9 according to FF app)DPO: Fatigue, No Cramping, Nausea, Heartburn, Creamy CM, Nips Leaking?
11(10)DPO: Headache, Dizziness, Leaky Nips?, Fatigue, Heartburn, Light Cramping, Moody, Skin Breakout, Creamy CM
12(11)DPO: Nausea on waking, Vivid Dreams, Dizziness, Cramping, Temp Spike, Skin Breakout, Creamy CM
13(12)DPO: Pounding Head, Extreme Fatigue, Leaking Nips?, Moody, Nausea, Skin Breakout, Creamy CM
14(13)DPO: Throbbing Head, Heart Burn, Nausea, Lack of Appetite, Hot flushes, Nips Leaking? Creamy CM, Bloating, Cravings?, Skin Breakout
15(14)DPO: Nausea, Skin Break Out, Leaking Nips?, Dizziness, Food aversion, Lots of Creamy CM
On CD27 aka 15(14)DPO I was strong armed into my first test. I got an immediate Positive,