Center for Environmental Therapeutics

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Worcester, MA
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

12/24/2025

When the sun sets before dinner and winter drags your mood into a slump, 𝘆𝗼𝘂’𝗿𝗲 𝗻𝗼𝘁 𝗶𝗺𝗮𝗴𝗶𝗻𝗶𝗻𝗴 𝗶𝘁: seasonal depression is real.

But there are ways to fight back! If you want practical tips to feel better this winter, head to the comments 👇

12/23/2025

Not everyone experiences SAD the same way:

😪 For some, it’s low mood and fatigue.
😫 For others, it’s disrupted sleep, cravings, irritability, or feeling 𝗰𝗼𝗺𝗽𝗹𝗲𝘁𝗲𝗹𝘆 𝗼𝘂𝘁 𝗼𝗳 𝘀𝘆𝗻𝗰 once winter hits. ❄️

Seasonal Depression isn’t one-size-fits-all, and understanding how it shows up for you is key to finding the right tools to feel better this season.

Read more about why SAD looks different for everyone in the comments 👇

12/22/2025

Did you know our biology craves the return of sunlight? ☀️

Science shows that light 𝗱𝗼𝗲𝘀𝗻’𝘁 𝗷𝘂𝘀𝘁 𝗯𝗿𝗶𝗴𝗵𝘁𝗲𝗻 𝗼𝘂𝗿 𝗱𝗮𝘆𝘀… it helps regulate hormones, sleep, and emotional rhythms too.

With the winter solstice behind us, learn how your body responds as daylight starts to return.

Continue reading in the comments ⬇️

12/21/2025

Ever hit snooze one too many times and wonder why mornings feel impossible? 😩

Chances are, your body isn’t broken... 𝗶𝘁’𝘀 𝗷𝘂𝘀𝘁 𝘄𝗶𝗿𝗲𝗱 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁𝗹𝘆. Some people are naturally night owls, and fighting that rhythm during the short, dark days of winter can leave you drained, moody, and struggling with low energy. 🕰️❄️

Find out how to fix this in the comments 👇

12/19/2025

Feeling drained by long winter days? 🌙💡 just featured our recommended Light Therapy Glasses as a top pick to boost mood, energy, and focus.

𝗟𝗲𝘁'𝘀 𝗯𝗲𝗮𝘁 𝘁𝗵𝗲 𝘄𝗶𝗻𝘁𝗲𝗿 𝘀𝗹𝘂𝗺𝗽 𝗶𝗻 𝘀𝘁𝘆𝗹𝗲. Find the full story in the comments ⬇️

12/18/2025

Feeling heavy, low, or stuck indoors this winter? ❄️

A simple walk in the garden (or any green space) can do more for your mood than you might expect. Natural light, fresh air, and gentle movement help reset your body clock, lift energy, 𝗮𝗻𝗱 𝗲𝗮𝘀𝗲 𝘄𝗶𝗻𝘁𝗲𝗿 𝗯𝗹𝘂𝗲𝘀. 🌿☀️

Sometimes, the best therapy starts by stepping outside. Read more in the comments 👇

12/17/2025

In some parts of the world, winter means months of darkness — yet Nordic cultures have learned how to thrive anyway. 🌙✨

From cozy indoor rituals to brisk outdoor walks, experts in Nordic countries 𝘀𝗵𝗮𝗿𝗲 𝗽𝗿𝗮𝗰𝘁𝗶𝗰𝗮𝗹 𝘄𝗮𝘆𝘀 to beat the winter blues.

Check out the comments to see what they recommend 👇

12/16/2025

Can’t fall asleep… 𝗯𝘂𝘁 𝗰𝗮𝗻’𝘁 𝘀𝘁𝗼𝗽 𝘀𝗰𝗿𝗼𝗹𝗹𝗶𝗻𝗴 𝗲𝗶𝘁𝗵𝗲𝗿? 📱😵‍💫

If your eyes feel wired at night, your brain won’t shut off, and your sleep feels lighter than it should... blue light from phones, laptops, and LEDs might be the reason.

Head to the comments and discover how to protect your sleep by understanding the effects of light on our wellbeing 👇

12/15/2025

What if your body could wake up energized 𝘄𝗶𝘁𝗵𝗼𝘂𝘁 𝗮𝗻 𝗮𝗹𝗮𝗿𝗺 𝗰𝗹𝗼𝗰𝗸? 🕰️✨

A CEO who teaches light tech shared how tuning your internal clock helps you sync sleep, energy, and daily routines naturally.

Discover how small shifts can make mornings feel easier (link in the comments) 👇

12/14/2025

🌚❄️ Shorter winter days can leave you feeling drained, but here's the truth:

You might be working 𝗮𝗴𝗮𝗶𝗻𝘀𝘁 𝘆𝗼𝘂𝗿 𝗻𝗮𝘁𝘂𝗿𝗮𝗹 𝗿𝗵𝘆𝘁𝗵𝗺 without even knowing it. 🕰️

If you don’t know your chronotype, you could be sabotaging your energy peaks... making fatigue and low mood feel like “normal.”

Don't let the dark take control. Head to the comments to find a quick solution 👇

12/12/2025

Turns out, some places get hit harder by the “winter blues” than others. 🌥️

According to experts, 𝗿𝗲𝗴𝗶𝗼𝗻𝘀 𝘄𝗶𝘁𝗵 𝘁𝗵𝗲 𝗹𝗲𝗮𝘀𝘁 𝘄𝗶𝗻𝘁𝗲𝗿 𝗱𝗮𝘆𝗹𝗶𝗴𝗵𝘁 show higher rates of mood dips, low energy and seasonal slump. 😩

Read the full scoop in the comments ⬇️

12/11/2025

📝✅ This guide shares science-backed 𝘀𝗲𝗰𝗿𝗲𝘁𝘀 𝘁𝗼 𝗳𝗮𝗹𝗹 𝗮𝘀𝗹𝗲𝗲𝗽 𝗳𝗮𝘀𝘁𝗲𝗿:

• Honor your body clock (chronotype)
• Warm your hands and feet before bed
• Get daylight during the day
• Limit blue light at night
• Keep a consistent sleep–wake schedule

🪄 There are more tricks where those came from. If you want to wind down easier and wake up refreshed, check the comment section 👇

Address

31 Harvard Street
Worcester, MA
01609

Telephone

+16463958241

Website

http://www.cet.org/

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Our Story

CET is an independent, non-profit professional organization dedicated to education and research on the new environmental therapies.

We are scientists and clinicians who work in the fields of psychiatry, psychology, chronobiology, sleep research and medicine, and gather on this website the findings of world-wide research on ENVIRONMENTAL THERAPEUTICS to help individuals and clinicians.

These treatments cover many clinical syndromes and diagnoses, in particular mood and sleep disorders, shift-work problems, but also children’s development, the ageing process, healthy architecture, and the politics of daylight saving time.

Visit our website for more information: www.cet.org