Health

How often do people have sex?

Australians report having sex once or twice a week, on average. For Brits, it's less than once a week, while Americans report having sex two to three times a week.

Obstetrics & gynaecology

Women's expected longevity linked to age at birth of last child

No one knows for sure how long they will live. A new study, however, suggests that leukocyte telomere length may offer some key insights into a woman's longevity and further demonstrates how maternal age at birth of last ...

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