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The Harvard Medical School Guide to a Good Night's Sleep

$52.70

Dresses Size Chart

Dress Size Chart (Inch)
DRESSES
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 34"-35"
S 2-4 33"-34" 26"-27" 36"-37"
M 6-8 35"-36" 28"-29" 38"-39"
L 10-12 37"-39" 30"-32" 40"-42"
XL 14 40"-42" 33"-35" 43"-45"
Dress Size Chart (cm)
DRESSES
SIZE IN CM
SIZE US / CAN BUST WAIST HIPS
XS 0 78.7-81.2 60.9-63.5 86.3-88.9
S 2-4 83.8-86.3 66-68.5 91.4-93.9
M 6-8 88.9-91.4 71.1-73.6 96.5-99
L 10-12 93.9-99 76.2-81.2 101.6-106.6
XL 14 101.6-106.6 81.2-88.9 109.2-114.3

Swimwear Size Chart

Dress Size Chart (Inch)
SWIMWEAR
SIZE IN INCHES
SIZE US / CAN BUST WAIST HIPS
XS 0 31"-32" 24"-25" 33"-34"
S 2 33"-34" 26"-27" 35"-37"
M 4 35"-36" 28"-29" 37"-38"
L 6 37"-39" 30"-32" 39"-41"
XL 8 40"-42" 33"-35" 42"-44"

Shoes Size Chart

US EURO UK AUS JAPAN CHINA
5 35-36 3 3.5 21.5 35
5.5 36 3.5 4 22 35.5
6 36-37 4 4.5 22.5 36
6.5 37 4.5 5 23 36.5
7 37-38 5 5.5 23.5 37
7.5 38 5.5 6 24 37.5
8 38-39 6 6.5 24.5 38
8.5 39 6.5 7 25 38.5
9 39-40 7 7.5 25.5 39
9.5 40 7.5 8 26 39.5
10 40-41 8 8.5 26.5 40
11 41-42 9 9.5 27.5 41

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Approved Return Address
Fullfillonus #1202
1128 Lexington Ave, Bldg 4 E
Rochester, New York 14606
United States
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The Harvard Medical School Guide to a Good Night's Sleep

The Harvard Medical School Guide to a Good Night's Sleep

$52.70

About the Book

This comprehensive guide, published under the auspices of Harvard Medical School, offers evidence-based advice for achieving better sleep. Drawing on years of clinical research, the book provides practical strategies that can help anyone—from those who occasionally struggle with sleep to those with persistent challenges—improve their nightly rest. Rather than offering quick fixes, it emphasizes sustainable habits that promote long-term sleep health.

What You Can Expect to Learn

The guide explores a wide range of topics related to sleep, including the science behind sleep cycles, factors that influence sleep quality, and practical techniques for creating an ideal sleep environment. It covers how to establish consistent routines, manage stress, and make lifestyle adjustments that support restful sleep. The information is presented in clear, accessible language, making it suitable for readers with no medical background.

  • Understanding your natural sleep-wake cycle and how to optimize it
  • Practical tips for creating a sleep-friendly bedroom environment
  • How to develop a relaxing pre-sleep routine
  • The role of diet, exercise, and light exposure in sleep regulation
  • Strategies for managing common sleep disruptors such as stress and irregular schedules

Who Can Benefit From This Guide

This book is designed for adults seeking to improve their sleep quality. It is valuable for those experiencing occasional sleeplessness, as well as for individuals dealing with more persistent sleep difficulties. Caregivers, healthcare students, and professionals interested in sleep science will also find it a useful resource. The advice is broad and applicable to a wide audience, regardless of specific sleep challenges.

How to Make the Most of This Book

For best results, read the book sequentially to build a solid foundation of sleep knowledge. Then, revisit chapters that are most relevant to your personal situation. Implement changes gradually—start with one or two adjustments, track your progress, and incorporate additional techniques as needed. The book empowers you with information to make informed decisions about your sleep health. It is designed to complement, not replace, professional medical advice. Whether you are looking to fine-tune your sleep habits or overcome significant sleep problems, The Harvard Medical School Guide to a Good Night's Sleep provides the tools and insights to help you achieve the restorative rest you deserve.

What Readers Appreciate About This Guide

Readers consistently praise the book's clear, engaging writing style and its practical, science-backed approach. Many appreciate that it avoids jargon and makes complex concepts easy to understand. The balanced perspective—acknowledging both the importance of lifestyle changes and the role of professional treatment—is often highlighted. The guide is regarded as a trustworthy resource that builds confidence in the strategies it recommends, helping readers take proactive steps toward better sleep.

Important Information

Things You Need to Know

Your payment and personal information are protected using industry-standard SSL encryption, and all payments are securely processed through Shopify-approved payment providers. Prices are displayed in Canadian dollars, and applicable taxes are calculated at checkout.

Orders are generally processed within 1–3 business days. Standard delivery to Canada usually takes 5–15 business days after dispatch. Delivery times are estimates and may be affected by carrier delays, customs processing, weather conditions or other circumstances outside our control. Tracking information will be provided when available.

Return requests must be submitted within 30 days of delivery. Vitamins, supplements and health products must be unused, unopened, sealed and returned in their original packaging. Opened products cannot be returned unless they were delivered damaged, defective or incorrect.

Customers are responsible for return shipping costs for unwanted or change-of-mind returns, and a restocking fee of up to 20% may apply. Damaged, defective or incorrect items must be reported within 48 hours of delivery and may qualify for a replacement or full refund.

Refunds are issued to the original payment method after the returned item has been received and inspected. Refund processing may take up to 7 business days. Before returning any product, please contact our customer support team for return authorization. Returns sent without prior approval may be delayed or rejected.

Approved returns must be sent to:

Return Address Fullfillonus #1202
1128 Lexington Ave, Bldg 4 E
Rochester, New York 14606
United States

Refused or unclaimed shipments may only be refunded after they are returned and inspected. Original shipping charges, return shipping costs, customs fees and carrier charges may be deducted from the refund where applicable.

Vitamin4CA.com is operated by Cloverlight LLC.

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