Compare and contrast (as they say):
The offspring of older women are less likely to have accidents or need hospital care and more likely to have been vaccinated early, a study found.
They will also develop a broader vocabulary from a young age and achieve higher scores in IQ tests in a range of measures up to the age of five.
A genetic study has added to evidence that the increase in some mental disorders may be due to men having children later in life.
An Icelandic company found the number of genetic mutations in children was directly related to the age of their father when they were conceived.