Why We Sleep by Matthew Walker
"Why We Sleep" by Matthew Walker explores the importance of sleep for overall health and well-being. It offers actionable insights and strategies to optimise sleep quality and enhance cognitive function.
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Key benefits
- Written by a neuroscientist and sleep expert
- Shows the vital role of sleep in maintaining optimal health
- Offers practical solutions and strategies to improve your sleep
Learn more about sleep science with 'Why We Sleep' by Matthew Walker. As a known neuroscientist and sleep expert, Walker explains the mysteries of our nightly sleep, showing its vital role in maintaining optimal health and cognitive function.
Through research and engaging storytelling, Walker explains the impact of sleep on every aspect of our lives. From strengthening our immune system to enhancing memory, each chapter shows the benefits of a good night's sleep.
Moreover, 'Why We Sleep' also offers practical solutions. Walker equips readers with actionable strategies to overcome common sleep challenges and build healthier bedtime routines. Whether you struggle with insomnia or simply aim to maximise your mental clarity, this book serves as a comprehensive guide to unlocking the transformative power of sleep.
Here at healf we do the work for you, every product goes through a 3 step curation process of Discovery, Expert Validation, and Community Testing. So you know you are only getting the best.
Shipping
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UK standard delivery
Enjoy free standard delivery on orders above £50, this option usually requires 2-3 working days. If your order is under £50, this delivery option is available for £3.99.
Next working day
For when you need our products urgently, we offer next working day shipping for £5.99. For orders placed before 12.00, we will ship it the same day to ensure you receive your order the next working day.
International
International deliveries can take 7 working days, and up to 4 weeks. The cost is £22.99 for orders below £50, £49.95 for orders above.
Returns
If for any reason you are not satisfied with your order, we provide free 365-day UK returns for all our customers. To initiate your return, simply contact us at team@healf.com, and we'll send you a return slip and help arrange a collection. The item you return must be sent in the same condition as received and inside the original packaging. Once received, we will notify you via email.
For international returns, we unfortunately do not cover the cost. However, we work with an array of carriers and can offer self-posting returns for customers shopping from outside the UK.
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Frequently asked questions
Every product undergoes our Healf Curation Process. With it, you can shop confidently knowing that every item has been tried and tested before it reaches you. Our Healf Curation Process includes three key steps: Brand Discovery, Expert Validation, and Community Testing. Through these, we assess quality, ingredients, effectiveness, and more, ensuring that every product empowers your wellbeing.
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100+ health markers.
Two annual at-home blood tests.
Personalised product recommendations.
Healf Curation
Process™
Every product undergoes our rigorous Healf Curation Process, ensuring you are always getting the best when it comes to your wellbeing.
Discover more
The Discovery
Expert Validation
Community Testing