Upgrade Your Oral Health - HSA/FSA Eligible
1 min read

Only Buy The Feno Smartbrush from Official Channels — Watch Out for Imitation Sites

Read more
chronic sinusitis bad breath | 5 min read

Can Chronic Sinus Issues Cause Bad Breath Even With Good Oral Hygiene?

Read more
acid reflux tongue | 4 min read

Baking Soda and Tongue Coating: Could Silent Reflux Be the Hidden Connection?

Read more
bad breath anxiety | 5 min read

Halitosis vs Halitophobia: Understanding the Difference Between Bad Breath and the Fear of Bad Breath

Read more
alkaline water bad breath | 5 min read

Does Alkaline Water Help Bad Breath? What Science Actually Says

Read more
U-shaped smart toothbrush on a charging base marked with a red FAKE ALERT stamp.
Profile silhouette with an MRI scan revealing sinus and nasal cavities behind bad breath.
White baking soda powder pouring into fizzing water, illustrating a pH-neutralizing reaction for reflux relief.
Anxious person covering mouth alone at a busy cafe, illustrating fear of bad breath.
Glowing water droplet holding a DNA helix, illustrating alkaline water and bad breath science.

Feno latest

Profile silhouette with an MRI scan revealing sinus and nasal cavities behind bad breath.

Can Chronic Sinus Issues Cause Bad Breath Even With Good Oral Hygiene?

5 min read

More in the news...

Hourglass with tartar-like buildup draining into a red anatomical heart, illustrating gum disease heart risk.

Does Tartar Go Straight to the Heart?

4 min read
Close-up of a person clenching teeth and gripping their jaw in dental pain.

When Dental Problems Start Feeling Out of Control

4 min read
Endodontist using a file on a molar isolated by a blue rubber dam during root canal.

Strange Sensations During a Root Canal: What Causes That Electric or Shock-Like Feeling

6 min read
Gloved dentist points at a wisdom tooth on a panoramic dental X-ray lightbox.

Can Wisdom Teeth Cause Brain Fog or Dizziness? What the Evidence Says

9 min read
Person examining a possibly broken tooth in a bathroom mirror, looking concerned.

How Long Can a Broken Tooth Go Untreated? What You Need to Know

5 min read
Person pressing a hand to their jaw in discomfort, illustrating retainer-related jaw tension.

Can Permanent Retainers Cause Jaw Tension or Headaches?

4 min read
Person in pajamas sitting on a bed at night, holding face from severe tooth pain.

When Tooth Pain Becomes a Dental Emergency: Signs You Shouldn't Ignore

6 min read
Close-up of a man's defined jawline and neck, illustrating claims about mewing jawline results.

When Tongue Posture Becomes Obsessive: The Truth About Mewing

7 min read

Other news

Person in bed at night clutching chest, showing acid reflux discomfort that can cause bad breath.

Acid Reflux and Bad Breath: Why GERD-Related Halitosis Needs More Than Mouthwash

2 min read

Founders spotlight

Feno founder smiling while seated in a bright, modern office hallway.

We founded Feno to revolutionize dental care, understanding the vital connection between oral and overall health.

Seeing how closely our oral health ties to our overall well-health, I started Feno to use technology to make dental care smarter and keep you healthier.

Feno u shaped smart toothbrush with digital display showing the time, standing upright.

Let’s stay connected

The latest news and stories delivered right to your inbox

The Founder’s Edition Bundle:

Your Complete Oral Care Kit

Feno smart U-shaped toothbrush bundle with foam bottles, charger, and connected phone app.

1 Feno Smartbrush™

Includes the Smarthandle and Snap Charger

1 TrueFit Mouthpiece™

Sized for your comfort and dental arch

3 Tubes Feno Foam

Xylitol foaming toothpaste

1 Month Feno Plus

Oral Health Insights & Connected Dentist

Shop Now for $299