Pages for ‘Twin Facts’:
Tuesday, September 14th, 2010
- The average weight of twins at birth is 5.5lbs
- The average weight gain when carrying twins is 35-50lbs
- 70% of twins are fraternal and 30% are identical
- Identical twins share DNA but have different fingerprints
- It is possible for twins to have different fathers
- Twin pregnancy is considered full-term at 37 weeks
- Identical twins have almost identical brainwave patterns
- Boy/Girl twins cannot be identical
- The odds of conceiving twins increases in women over 30
- About 35% of twins are left-handed
- About 1/3 of all identical twins are ‘mirror-image’ twins