Maintaining good sleep is a crucial yet often underrated pillar of a person's wellbeing and general health. Despite this, there is limited guidance on how and why the various phases women experience in their lifetime may impact their quality of sleep, and what can be done to improve it. This practical and accessible guide for health professionals introduces the concept of female sleep health across the lifetime, including key stages such as menstruation, fertility, working life, birth, perimenopause, and menopause. It also addresses sleep disorders, pain, and the impact poor sleep may have on mental health. Readers will benefit from practical and detailed strategies on improving sleep, guidance on sleep aides and technology, and signposts to when clinical intervention is needed.