### TL;DR
The ability of women to conceive a fully functioning h...
There are two types of twins:
- **monozygotic ('identical')**: th...
What do we know today?
**Monozygotic twins**
We still don't k...
The twin birth in the United States ***in 2018 was 32.6 twin births...
#### Suleman octuplets
The Suleman octuplets are a set of ***8 c...
#### Ovulation, Menstrual cycle
The main function of the ovaries...
**Is the tendency to bear twins inherited?**
We still don't know...
T
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