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Deep Dives & Announcements

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Featured · Announcements

Lightwork selected to perform home health assessments for Immortals Concierge clients

Immortals Concierge selected Lightwork to assess member homes as part of its premium health program, covering air, water, EMF, lighting, mold, and more.

1 min read · Read article

All deep dives

17 articles

Andy Bromberg in a healthy kitchen

Home health testing

Lightwork Home Health: functional health for modern homes

October 24, 2025 · 5 min read
Cover card reading "The best air purifiers for your home, objectively."

Air quality

How to pick the best air purifier, objectively

April 4, 2026 · 13 min read
Article title card reading Are EMFs Bad? in black serif type on a cream background

EMF

Are EMFs bad?, assessing the evidence, Part I: RF-EMF

December 24, 2025 · 60 min read

EMF

Lightwork Briefing: Magnetic Fields at 49ers' Practice Facility

January 18, 2026 · 2 min read
Try This newsletter branding with Dhru Purohit headshot

Home health testing

I Tested My Home for the Top Toxins. Here Are the 3 Biggest Things I Learned, Excerpt from Dhru Purohit's Try This Newsletter

August 25, 2026 · 5 min read
Black-and-white headshot of Andrew Wilkinson smiling, set against a blue background

Home health testing

Is Your House Slowly Poisoning You?, Excerpt from Andrew Wilkinson's Newsletter

January 14, 2026 · 3 min read
Four early Nokia mobile phones with external antennas and keypads, decreasing in size from left to right

EMF

The Flawed Assumption at the Heart of US RFR Regulation

March 29, 2025 · 17 min read
Video thumbnail titled The Science Behind Lightwork Home Health, Clear Practical Steps to a Healthy Home, with a play button

Home health testing

The Science Behind Lightwork

1 min read
Video thumbnail with the Lightwork Home Health logo, a play button, and the tagline The world's most data-driven home health assessment

Home health testing

Learn Exactly How Our Data-Driven Home Health Assessments Work

1 min read
Lightwork Home Health and Universe Health logos side by side on split cream and gray backgrounds

Announcements

Lightwork Home Health acquires Universe Health, expanding footprint to the UK

1 min read
Cover graphic of the electromagnetic spectrum with frequency and wavelength scales and icons of everyday EMF sources

EMF

What are EMFs? A rational, skeptical, curious person’s guide

November 23, 2024 · 28 min read
Cover graphic: light spectrum chart with a single blue peak, plotting relative intensity against wavelength

Lighting

All light is not created equal

March 28, 2025 · 19 min read
Black-and-white photograph of a military convoy traveling through a desert landscape

Mold

How the Yom Kippur War led to America’s moldy homes

June 28, 2025 · 7 min read
Illustrated shelf of fragrance and personal care products

Air quality

Try just one fragrance-free month

October 11, 2024 · 3 min read
Visible light spectrum chart plotting relative intensity against wavelength

Lighting

It’s illegal to buy healthy lightbulbs in California

October 19, 2024 · 8 min read
Newspaper coverage questioning BPA safety and the role of industry in research

Home health testing

The Toxic Progress Paradox

September 9, 2024 · 6 min read

Newsletter archives

9 guides

A calm nursery with a wooden crib standing away from the walls, a bare flat mattress and sunlight through an open door.

Nursery

Four Steps to Create a Safer, Healthier Nursery for Your Baby

June 28, 2026 · 4 min read
A home office desk by a sunny window with a wired keyboard, a wired mouse and a lit desk lamp.

Home office

Exactly How to Set Up Your Office for Better Health and Focus

March 29, 2026 · 5 min read
A calm bedroom with a wooden bed, white bedding and a small nightstand holding a plant, beside a sunny open window.

EMF

Improve Your Sleep by Reducing EMF Exposure

March 22, 2026 · 4 min read
A bright tiled shower with a water filter fitted between the pipe and the shower head, and daylight from a small open window.

Water

Why You Should Filter Your Shower Water

March 2, 2026 · 3 min read
An airy newly built home with a ceiling vent, open doors and windows, and fresh air moving the curtains.

New homes

Why New Builds Aren't Always Healthier

February 8, 2026 · 3 min read
A bright room with windows open on two sides and sheer curtains lifting in a breeze.

Air quality

How Poor Ventilation Could Be Impacting Your Cognition and Sleep and What You Can Do About It

October 13, 2025 · 4 min read
A clean bright bathroom with an open window and a small hygrometer on a wooden shelf.

Mold

How to Find Out if Your Home Has Mold (the Right Way)

September 1, 2025 · 7 min read
A phone lying face down on a wooden table, with a reading chair on the far side of the room beside a sunny window.

EMF

How to Actually Reduce EMF Radiation from Your Phone

August 25, 2025 · 4 min read
A white tower air purifier standing in a sunny living room, with a sofa, plants and an open window behind it.

Air quality

The Most Reliable Way to Improve Your Home's Air Quality: Air Filtration Demystified

July 29, 2025 · 8 min read

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