Lights Out: Sleep, Sugar, and Survival

Home Lights Out: Sleep, Sugar, and Survival

Lights Out: Sleep, Sugar, and Survival

$44.47

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

Delivery

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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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Lights Out: Sleep, Sugar, and Survival

$44.47

Description
Additional Information

Key Concepts: Sleep, Sugar, and Survival

The central thesis of Lights Out is that human beings evolved to sleep in darkness and eat seasonally. Artificial light after sunset tricks our bodies into believing it is still daytime, disrupting melatonin production and leading to insulin resistance. The authors, T.S. Wiley and Bent Formby, recommend sleeping in total darkness and reducing sugar intake to restore metabolic health.

What Practical Advice Does the Book Offer?

Sleep in complete darkness (blackout curtains, no electronics in the bedroom).
Eat a diet low in sugar and refined carbohydrates.
Align eating with daylight hours.
Get morning sunlight to regulate your circadian rhythm.
Avoid late-night eating.

What Is 'Lights Out' About?

This groundbreaking book explores the critical link between sleep, sugar, and survival. Wiley and Formby present a compelling argument that our modern lifestyle—with artificial light and processed foods—disrupts our natural biological rhythms, contributing to weight gain, sleep disorders, and chronic disease. The book offers practical guidance on how to realign with nature to improve health.

Frequently Asked Questions

Q: Is this book based on scientific research?
A: Yes, the authors draw from evolutionary biology, endocrinology, and anthropology to support their claims.

Q: Does the book provide meal plans?
A: No, it focuses on principles rather than specific meal plans.

Q: Is it suitable for vegans?
A: Yes, the dietary advice centres on reducing sugar and eating whole foods, which can be adapted to any diet.

What Do Readers Say About 'Lights Out'?

Many readers call this book their "bible" for living. They report that after following the advice—sleeping longer in darkness and cutting sugar—they experience better weight management and improved energy. One reviewer noted that the information cleared up many health mysteries. The book is praised for being ahead of its time and for challenging conventional wisdom.

How Does Artificial Light Affect Sleep?

Artificial light, especially blue light from screens, suppresses melatonin. This not only delays sleep but also affects the body's internal clock. The book explains how even small amounts of light can interfere with deep sleep, leading to hormonal imbalances that promote fat storage.

Who Should Read This Book?

Anyone struggling with sleep issues, weight gain, or unexplained fatigue will find valuable insights. Those interested in the science of circadian rhythms and evolutionary health will appreciate the depth. The book is also recommended for readers looking for a non-pharmaceutical approach to improving sleep and metabolism.

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.