How Blue Light Harms Your Sleep

How Blue Light Harms Your Sleep

In today's world, our screen devices have become an essential part of our daily routine. We use them to work, communicate, and entertain ourselves. However, the constant exposure to blue light emitted from these screens is a significant concern for our health. Blue light can be beneficial during the day, as it helps us stay alert and awake. However, exposure to blue light at night significantly harms our sleep quality and overall health.

Read More
September 22, 2023
Why clear lenses don’t improve your sleep

Why clear lenses don’t improve your sleep

Which lenses are the best at blocking blue light? How can you tell how much they block? Do clear lenses help you get better sleep? Read which blue light glass lenses really work and when to wear them.

Read More
September 22, 2023
Best sleep investment: a $4,000 Mattress VS a $164 pair of Ra Optics Glasses

Best sleep investment: a $4,000 Mattress VS a $164 pair of Ra Optics Glasses

Sleep is one of the most critical factors that contribute to a healthy lifestyle. Sleep disturbances have been linked to multiple modern and chronic health problems, such as obesity, diabetes, cancer, and cardiovascular disease. Therefore, it is crucial to ensure that you get adequate and high-quality sleep every night. While there are various sleep aids on the market, one does more for your health than the other. We are convinced that Ra Optics sunset lenses (priced at $164 at the time of writing) are a better investment for improving your sleep than buying a $4,000 mattress. Read the full article for more context! 

Read More
September 22, 2023
How melatonin keeps you young & healthy

How melatonin keeps you young & healthy

The production of melatonin is regulated by a part of the brain called the suprachiasmatic nucleus (SCN). The SCN receives signals from the eyes about the presence or absence of light and uses this information to regulate the production of melatonin by the pineal gland. Meaning the presence of light at night will inhibit the production of melatonin as the light entering the eyes will give the body the signal it is daytime — which is generally not a time to rest and repair.

Read More
September 22, 2023
Why does sleep change when we age?

Why does sleep change when we age?

Does our sleep change when we age? YES. For many reasons, including the decrease in melatonin production. With lower levels available for secretion, it's critically important to protect the mechanism that activates its release. Learn how.

Read More
April 20, 2021
Do teenagers have a different circadian rhythm?

Do teenagers have a different circadian rhythm?

Why do teenagers stay up late at night? Are they just being defiant teenagers or is there a biological rationale? It's a bit of both, but melatonin definitely plays a role. Learn about these challenging sleep years and what you can do to help them.



Read More
April 13, 2021
How does blue light affect your melatonin?

How does blue light affect your melatonin?

Melatonin is released when our eyes detect darkness. By exposing ourselves to blue light at night, from screens and light bulbs, our eyes don't register it's night-time so the message to release melatonin is not received. Want solutions?

Read More
March 25, 2021
How can you increase melatonin naturally?

How can you increase melatonin naturally?

Melatonin is needed for overall health but is best known as the sleep hormone. Without adequate levels or if its release at night-time is being suppressed by artificial blue light, you will experience poor sleep. Read for easy ways to naturally boost your melatonin.

Read More
March 17, 2021
Is blue light harming my kid’s development?

Is blue light harming my kid’s development?

Are my kids being harmed by too much blue light? Blue light is damaging sleep, moods, and brain focus in the short-term. Longer-term, lack of sleep is detrimental to our mitochondria, leading to chronic illnesses such as cancer and diabetes.

Read More
March 15, 2021
How to adjust to daylight saving time - this Sunday

How to adjust to daylight saving time - this Sunday

Daylight saving time change happens this Sunday. This time change plays havoc with our circadian rhythm but you can prepare for it. The best way is to adjust your bedtime routine by 20 minutes each night, starting this Thursday.

Read More
March 10, 2021
How much sun should I get daily?

How much sun should I get daily?

Getting sun every day is important for your health, but the sun provides different benefits throughout the day. Early morning and late afternoon sun is best for your circadian rhythm, midday sun is best for increasing your vitamin D content.

Read More
February 22, 2021
Matt Maruca The Light Diet

The Light Diet: Optimized Health Through Light

The Light Diet is a culmination of over 8 years of research and self experimentation to find the solution to my poor health. During this journey, I discovered the most important factor for living our best life – LIGHT. Please take advantage of my learnings from the experts and make changes to improve your own life. 



Read More
February 09, 2021