Dental Health Archive

Lingering ulcers can signal more than simple canker sores. Learn about possible triggers, related conditions, and who should evaluate you.

A brown, furry-looking tongue and odd taste sensations can reflect changes in saliva, bacteria, and hygiene. This condition often improves with simple care.

A red, tender tongue may stem from irritants, an infection, or vitamin shortages. Simple changes and a doctor’s exam can help pinpoint the cause.

A persistent salty taste in your mouth may stem from saliva changes, medications, dehydration, sinus issues, or reflux. It warrants a closer look.

A white area on the tongue can stem from dryness, irritation, infection, or an immune condition. If the patch is persistent, your doctor should take a closer look.

From dry mouth and tongue bacteria to diet, reflux, and gum disease, many culprits can sour your breath. Simple daily habits may help restore freshness.

Retainers have benefits beyond keeping a nice smile after braces, aligners, or other orthodontic treatment. The appliances help maintain teeth alignment, protecting them from extra wear and tear. Several types of retainers can help. The choice depends on a person's needs and habits.

Gingivitis occurs when sticky plaque and hard tartar form at and below the gums. Brushing and flossing teeth, plus getting regular cleanings at the dentist's office, can help reverse and prevent gingivitis.

A 2025 study found that in brain MRI scans, people with any evidence of gum disease were more likely to have higher amounts of a marker for disease in the brain's small blood vessels, compared to people without gum disease.

Evidence suggests that chewing gum can help people feel more focused and less stressed. Chewing sugar-free versions can hinder cavities. But constant gum-chewing can tire jaw muscles, and xylitol-containing gum can trigger abdominal distress.