Louisa McGillicuddy reports on the silent epidemic of sleep deficits in women, and why we pay a greater emotional sleep tax than men.

How did you sleep last night? For one in every two women


Writers and experts share their sleep diaries

Pandora Sykes, age 32

Fleur Britten, age 45

Gail Rolfe, age 60

Alice Kemp-Habib, age 23

Your guide to better sleep