Center for Environmental Therapeutics

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Center for Environmental Therapeutics

CET is a non-profit dedicated to education and research on new environmental therapies.

Environmental Therapeutics is...

a growing set of effective treatments that utilize natural elements including light and air. Difficulties that tend to respond well to these therapies include:

🔸Depression
🔸Mania
🔸Troubles with sleep
🔸Daytime fatigue
🔸Reactions to shift work
🔸Changes with Daylight Saving Time

05/01/2026

☁️ Ever notice how you feel more tired or off on cloudy days?

It’s not just in your head. Less daylight can lower energy, affect your mood, and throw off your body clock, 𝗲𝘃𝗲𝗻 𝗱𝘂𝗿𝗶𝗻𝗴 𝘀𝗽𝗿𝗶𝗻𝗴.

👉 Find out why cloudy weather affects your mood and energy: link in the comments.

04/30/2026

🌙 We talk a lot about light helping us… but what happens when there’s too much of it at night?

Even small amounts of light at night can confuse biological clocks, alter behavior, and affect survival across species.

➡️ Tap the link in the comments to learn 𝗵𝗼𝘄 𝗹𝗶𝗴𝗵𝘁 𝗮𝘁 𝗻𝗶𝗴𝗵𝘁 𝗶𝗺𝗽𝗮𝗰𝘁𝘀 𝘂𝘀 and the natural world.

04/29/2026

🧠 Noticing your teen struggling with sleep, mood, or energy?

New research shows that sleep and circadian rhythm problems in young people are closely 𝗹𝗶𝗻𝗸𝗲𝗱 𝘁𝗼 𝗽𝗼𝗼𝗿𝗲𝗿 𝗺𝗲𝗻𝘁𝗮𝗹 𝗵𝗲𝗮𝗹𝘁𝗵.

👉 See what the research says and what parents should know in the comments below.

04/28/2026

💡 Can natural light replace a light therapy lamp?

It’s one of the most common questions in our section... 𝗮𝗻𝗱 𝘁𝗵𝗲 𝗮𝗻𝘀𝘄𝗲𝗿 𝗶𝘀𝗻’𝘁 𝗮𝘀 𝘀𝗶𝗺𝗽𝗹𝗲 𝗮𝘀 𝘆𝗲𝘀 𝗼𝗿 𝗻𝗼.

👉 See what our experts recommend and when each option makes sense: link in the comments.

04/27/2026

😴 Struggling to wake up in the morning, no matter how many alarms you set?

𝗜𝘁’𝘀 𝗻𝗼𝘁 𝗷𝘂𝘀𝘁 𝗮𝗯𝗼𝘂𝘁 𝗱𝗶𝘀𝗰𝗶𝗽𝗹𝗶𝗻𝗲. Your body clock is heavily influenced by light exposure and daily habits.

👉 See simple ways to become more of a morning person — link in the comments.

04/26/2026

🌿 We’re in the middle of spring... and it’s the perfect moment to reset how you feel.

Small, consistent habits can make a real difference in your 𝗺𝗼𝗼𝗱, 𝗲𝗻𝗲𝗿𝗴𝘆, 𝗮𝗻𝗱 𝘀𝗹𝗲𝗲𝗽.

👉 Explore simple, science-backed ways to feel better: link in the comments.

04/24/2026

☀️ Think screens at night are the problem? What if the real issue is your days?

Nobel Prize winner Michael Rosbash explains that not getting enough daylight may be 𝗲𝘃𝗲𝗻 𝘄𝗼𝗿𝘀𝗲 𝘁𝗵𝗮𝗻 𝗲𝘅𝗽𝗼𝘀𝘂𝗿𝗲 𝘁𝗼 𝗮𝗿𝘁𝗶𝗳𝗶𝗰𝗶𝗮𝗹 𝗹𝗶𝗴𝗵𝘁 𝗮𝘁 𝗻𝗶𝗴𝗵𝘁.

👉 See why daylight matters more than you think: link in the comments.

04/23/2026

We always hear about what to eat... but 𝘄𝗵𝗲𝗻 𝘆𝗼𝘂 𝗲𝗮𝘁 matters just as much. ⏰🥗

Harvard researchers found that night shift workers who ate at night saw warning signs for diabetes. The reason? It throws off your internal clock and your metabolism.

If you or someone you love works nights, this one's worth reading. 👇

04/22/2026

😴 𝗦𝗹𝗲𝗲𝗽𝗶𝗻𝗴 𝗹𝗲𝘀𝘀 𝘁𝗵𝗮𝗻 𝘆𝗼𝘂 𝘀𝗵𝗼𝘂𝗹𝗱? It might be costing you more than just energy.

Research shows that short sleep is linked to a higher risk of chronic conditions: not just feeling tired, but long-term effects on your health.

👉 Tap the link in the comments to see what the research says about sleep and chronic disease.

04/21/2026

😴 Not a morning person? Or fully alive at night?

𝗧𝗵𝗮𝘁’𝘀 𝗻𝗼𝘁 𝗮 𝗯𝗮𝗱 𝗵𝗮𝗯𝗶𝘁: it’s your chronotype. Your body has a natural preference for when to sleep, wake, and feel your best… and fighting it can leave you tired, moody, and out of sync.

👉 Find out what your chronotype is and how to work with it in the comments.

04/20/2026

🌙 𝗧𝗮𝗸𝗶𝗻𝗴 𝗺𝗲𝗹𝗮𝘁𝗼𝗻𝗶𝗻 𝗯𝘂𝘁 𝘀𝘁𝗶𝗹𝗹 𝗻𝗼𝘁 𝘀𝗹𝗲𝗲𝗽𝗶𝗻𝗴 𝗯𝗲𝘁𝘁𝗲𝗿?

You’re not the only one. Many people use it hoping for deeper sleep, but timing, dosage, and expectations don’t always match how it actually works.

👉 Find out what melatonin really does (and doesn’t do): link in the comments.

04/19/2026

👓 Find the most advanced light therapy glasses ever built at CET.org

𝗔𝗬𝗢 𝗴𝗹𝗮𝘀𝘀𝗲𝘀 help improve sleep, boost mood, and power your daily performance — all in an ultra-lightweight, stylish design.

👉 Read all the specs in the comments below.

Address

31 Harvard Street
Worcester, MA
01609

Telephone

+16463958241

Website

http://www.cet.org/

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