Dentist Warns: Seniors With Arthritis in Their Hands Could Lose Their Back Teeth, Even If They Brush Twice a Day

Dr. Stefan N., dentist and gum specialist, explains why people with arthritis in their hands can struggle to get their teeth clean, even when they brush every day.

I see something that worries me in patients with arthritis in their hands.

They come in for every checkup. They tell me they brush twice a day.

And still, their teeth and gums keep getting worse.

I wanted to help them keep their own teeth. To do that, I needed to understand what was happening between visits.

One of them is a woman in her late seventies. She has been my patient for years. She has severe arthritis in both hands.

This spring, she came in with her daughter.

At every visit, I was finding more buildup around her back teeth.

This time, her gums were red. They bled the moment I touched them.

I asked her how brushing was going at home.

“Every morning and every night,” she said. “I’m doing everything you told me.”

I asked her daughter whether she’d noticed her mother having trouble at home.

“Every time I ask, she says she’s fine,” she told me.

I believed them both. But her gums were telling me a different story.

What was happening at home that we weren’t seeing?

So I handed her a toothbrush and asked her to brush her teeth for me, right there in the chair. Just the way she does at home every day.

The front teeth went fine.

Then she tried to brush her back teeth. To get there, she had to turn her wrist. Her face tightened.

And her wrist stopped.

Her daughter looked at me.

“What can happen to her teeth if this goes on? And what can we do to change it?”

I told her the truth. First, what can happen. Then, what we can do about it.

Gums that bleed and pull away from your teeth

Plaque is a sticky layer of bacteria.

When the brush misses the back teeth, the plaque stays there. The gums turn red, swollen and sore. They bleed when you brush.

Over time, they start to pull away from the teeth.

“That’s where your mother’s back teeth are right now,” I told her daughter.

Loose teeth that may have to come out

If gum disease keeps going, it reaches the bone that holds the teeth in place.

That bone breaks down. The teeth get loose. In severe cases, they have to come out.

And bone that is gone does not grow back.

Decay, broken teeth and painful infections

Teeth that keep getting missed also decay.

Bacteria in plaque turn sugar from food into acid. The acid eats into the tooth until a piece breaks off.

Decay can also lead to a painful infection that needs urgent treatment from a dentist.

“What can we do to change it?”

That was her daughter’s second question.

Cleaning her teeth and treating her sore gums here in my office was the easy part.

The hard part was keeping her back teeth clean at home, every day. Because if nothing changed at home, we would be right back here in a few months.

And her daughter had already tried to fix that.

“We bought her a foam grip for her toothbrush,” she said. “Then an electric toothbrush for Christmas. It’s in her bathroom drawer.”

I wasn’t surprised. It’s what most dentists would recommend.

But neither of them could work for her. Here’s why.

The foam grip makes the handle thicker. But she still has to hold it, steer it and turn her wrist to reach the back.

The electric toothbrush does the scrubbing, and that helps a lot of people. But it’s heavier. The button is small. The buzzing goes straight into sore knuckles.

But here is the real problem.

Her arthritis has made her wrist stiff. It simply doesn’t turn far enough anymore to reach the back teeth.

Not with a thin handle. Not with a thick one. Not with an electric one.

As long as a toothbrush has to be held and turned, her back teeth stay unbrushed.

Every solution she had tried made the toothbrush easier to hold. But her hands were still doing all the work.

The problem was never how she brushed. The problem was the handle.

What if she didn’t have to hold the toothbrush at all?

A dentist who couldn’t help his own mother

That question stayed with me after they left.

That evening, I started looking. Most of what I found was the same idea again. Bigger handles. Lighter electric toothbrushes.

Then I came across a toothbrush that had been designed by a dentist, for exactly this problem.

It’s called the U Brush. It comes from Dentarel, a company built around one idea: a toothbrush for people whose hands can no longer hold a regular one.

Its founder had spent his whole career saving other people’s teeth.

Then his own mother’s arthritis got worse. Her hands became so stiff that she could no longer brush her own teeth.

She was embarrassed. She didn’t want anyone to know.

His family tried everything. Foam grips. Special handles. Electric toothbrushes.

One after another ended up in a drawer. Nothing worked for her hands.

Her children all worked and had families of their own. No one could be there twice a day, every day.

And she would never have let her own children brush her teeth. She was too proud for that.

So the family was ready to hire a care service. A stranger would come to the house every day, just to brush her teeth.

It would have cost hundreds of dollars a week. But that wasn’t what hurt him most.

This was the woman who had brushed his teeth when he was a little boy. Now she would need a stranger to brush hers.

He couldn’t accept that.

As a dentist, he knew exactly what would happen to her teeth if nothing changed. The bleeding gums. The bone loss. The teeth that have to come out.

And bills that can quickly reach five figures.

He didn’t want another gadget for her. He wanted her to brush on her own again.

So he sat down with a team of experts and designed a toothbrush for exactly this case. For his mother, and for every patient like her.

Not a better handle. A toothbrush you don’t have to hold.

To be honest, I didn’t believe it at first. I had seen U-shaped toothbrushes before, and most of them didn’t impress me.

But this one was made for exactly the problem my patient had. So I decided to test it with her.

How the Dentarel U Brush works

Its soft brush head fits around the top and bottom teeth, including the back teeth. A gentle bite keeps it in place.

You press the button once. The brush cleans your teeth while your hands rest.

No holding. No steering. No turning the wrist.

Every other toothbrush needs hands that work. This one only needs a bite.

Using it is simple. You put a little toothpaste in your mouth. Then you put the brush in, bite down gently and press the button.

That’s it. Your hands can rest in your lap.

Before I recommended it, I looked at how well it actually cleans. Because a toothbrush that’s easy to use is worthless if it leaves the plaque behind.

In Dentarel’s cleaning tests, the U Brush removed

85% more plaque

than a regular manual toothbrush

and than an electric toothbrush

Results reported by Dentarel.

That was the part that surprised me most.

Not only easier for her hands. It also cleaned better than the electric toothbrush in her drawer.

What I saw at her next checkup

I called my patient and told her about it.

“As long as I don’t have to hold it,” she said. Her daughter ordered one that night.

Six weeks later, they were back in my office.

Before I could even pick up a mirror, my patient said: “It’s the easiest thing in my whole bathroom.”

Then I examined her.

The buildup around her back teeth was gone.

Her gums were pink and firm again. They didn’t bleed when I touched them.

Her X-ray showed no further bone loss.

For the first time in years, her checkup was better than the one before.

“I don’t have to ask her anymore if she brushed,” her daughter told me. “I just know.”

What waiting really costs

Every week, I write treatment plans for patients who waited too long.

And no bill shows what it costs her.

The soft food, because chewing hurts. The hand in front of her mouth when she laughs. The feeling of needing someone else for something she has done by herself her whole life.

The Dentarel U Brush costs $74.95. One time.

That’s about 20 cents a day for the first year. Less than a single filling.

Her gums can still heal today. Lost bone can’t be brought back tomorrow.

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Dentarel U Brush

$74.95 · one-time purchase · ships from our U.S. warehouse

• Cleans the back teeth you struggle to reach.
• Your hands rest while it brushes
• Starts with one press of a button
• 30 day money back guarantee

Keep caring for your own teeth.

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Customer reviews

Barbara M.

Verified customer

I can brush even on my worst mornings

Some mornings I can barely grip anything. But I can brush my own teeth again. I don’t have to hold this brush while it cleans. My hands can rest.

George R.

Verified customer

My electric toothbrush still needed my wrist

I already had an electric toothbrush. It didn’t help when my wrist wouldn’t turn far enough to reach the back. With this one, I don’t have to keep moving a brush around every tooth.

Linda S.

Verified customer

I want to keep my own teeth

That’s what matters to me. Keeping my own teeth. I needed something I could actually use with these hands, and I still wanted my teeth to feel clean afterward. This does both for me.

Robert H.

Verified customer

It felt different at first

I wasn’t used to having a brush around my teeth like that. It took a few tries to get comfortable with it. Now I use it without thinking much about it.

Elaine W.

Verified customer

Comfortable with my sensitive gums

My gums can be sensitive, so I was worried about how this would feel. The brush head is softer than I expected. I’m comfortable using it, which was my biggest concern.

Frank D.

Verified customer

I didn’t need anyone to show me

I read the instructions and used it myself the first time. One button to start it. I don’t need someone standing beside me explaining what to do next.

Susan B.

Verified customer

Cleaning it takes very little effort

I thought cleaning the brush afterward might be more trouble than the brushing. The head comes off, so I rinse it and leave it to dry. There really isn’t much to it.

Patricia L.

Verified customer

My husband doesn’t have to do this for me

He already helps me with plenty of things. I don’t want him to have to brush my teeth as well. Being able to take care of that myself still matters to me.

Carol T.

Verified customer

Mom told me to put her old brush away

I bought it for my mother, but keeping it was her decision. A few days later, she told me to put her old toothbrush away. She wanted to use this one.

James P.

Verified customer

This one didn’t end up in the drawer

I’ve bought plenty of things that were supposed to help my hands. Most are sitting in a drawer. This stays beside the sink because I use it every day.

Nancy K.

Verified customer

I can actually let go

I don’t have to keep a grip on the handle until I’m finished. I start it, let go and rest my hands. My teeth still get brushed. That’s the part I needed.

David C.

Verified customer

My wife wanted to use it herself

My wife doesn’t like being told she needs help. I showed her how this worked and left the choice to her. She wanted to try it because she could still do the brushing herself.

Margaret J.

Verified customer

Less bulky than I expected

The pictures made me wonder whether it would feel too big in my mouth. It was softer and more comfortable than I’d imagined. I’m glad I tried it instead of deciding from the pictures.

Richard A.

Verified customer

Worth it because I actually use it

I didn’t want to spend money on another thing I’d stop using after a week. This has become part of my morning and evening. For me, that makes it worth keeping.

Janet F.

Verified customer

I don’t rush through brushing at bedtime anymore

By bedtime, my hands have usually had enough. With my old brush, I’d hurry just so I could put it down. Now my hands can rest while the brush works. I can finish without rushing.