Why does my mouth always bleed?

Feb 11, 2025 Source: Cainiu Health
Disease description:

Why does my mouth have a metallic taste and keep bleeding?

Doctor's answer (1)
Dr. Liu Chao

Possible causes of frequent mouth bleeding include:

1. Poor oral hygiene

Inadequate oral hygiene practices can lead to oral diseases such as gingivitis and periodontitis, causing red, swollen gums that bleed easily. It is recommended to brush your teeth at least twice daily and use dental floss to clean between teeth.

2. Brushing too hard

Brushing teeth too forcefully may damage the gums and cause bleeding. It is recommended to use a soft-bristled toothbrush and gentle brushing techniques to minimize gum irritation.

3. Unhealthy habits

Long-term smoking and alcohol consumption may worsen oral bleeding symptoms.

4. Pathological factors

Systemic conditions such as vitamin C or K deficiency, thrombocytopenia, blood disorders (e.g., leukemia), liver disease, and medication side effects (e.g., anticoagulants) may also cause oral bleeding.

If you experience frequent mouth bleeding, it is advisable to seek medical attention promptly.