LH: They don't really detect ovulation at all, ovulation kits detect lh, whenever they are used. That's what makes them turn positive. You can often pickup HCG on an OPK kit, but they shouldn't be used for that - they are less sensitive and more $$ than a home pregnancy test.
Answered 2/13/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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