Lip cancer is not one of the most common cancers, but it forms part of the wider group of mouth and head and neck cancers diagnosed every year in the UK. Understanding how frequently it occurs, who is most at risk, and which symptoms matter can help put the condition into perspective.

Lip Cancer Is Relatively Uncommon

Statistics specifically for lip cancer are not always published separately in UK public cancer summaries. Cancer registries commonly group cancers of the lip with cancers of the oral cavity and related head and neck sites, which can make a single up-to-date national figure for the lip alone difficult to provide.

For context, around 8,900 new cases of mouth and oropharyngeal cancer are diagnosed in the UK each year. Mouth cancer can develop in several locations, including the lips, gums, inside of the cheeks, tongue, floor of the mouth and hard palate, so lip tumours account for only part of this broader figure.

This means that an unusual mark on your lip is statistically far more likely to have another explanation than to be cancer. Dryness, cold sores, trauma, inflammatory conditions and sun damage can all affect the lips.

However, being relatively uncommon does not mean lip cancer should be ignored. Persistent or changing lesions still deserve professional assessment because appearance alone cannot reliably distinguish cancer from a harmless condition.

Who Is More Likely to Develop It?

Anyone can develop cancer affecting the mouth or lips, although risk generally increases with age. NHS guidance states that most people diagnosed with mouth cancer are between 66 and 70 years old.

Long-term ultraviolet exposure is particularly relevant to the lips. The NHS identifies significant exposure to sunlight or sunbeds as a factor that can contribute to skin cancer affecting the lips.

Smoking and other forms of tobacco use also increase the risk of mouth cancer, as does drinking a lot of alcohol. Having a weakened immune system or having previously had cancer can increase risk as well.

The wider head and neck cancer statistics also show that these cancers occur more frequently in men. Around 9,500 new head and neck cancer cases are diagnosed in UK men each year compared with approximately 4,300 in women, although these figures cover many different tumour sites rather than lip cancer alone.

Having one or several risk factors does not mean you will develop cancer. Equally, someone without obvious risk factors can still receive a diagnosis, which is why persistent physical changes matter.

What Should You Watch For?

Because lip cancer is uncommon, there is no reason to assume every cracked or sore lip is dangerous. The more useful question is whether the problem behaves like an ordinary injury or continues without healing.

Possible symptoms include a persistent lump or thickening of the lip, an ulcer that does not heal, unexplained bleeding or numbness, and persistent red or white patches. NHS guidance recommends arranging an assessment when a mouth ulcer has lasted longer than three weeks.

A suspicious lesion may also crust, bleed and repeatedly reopen. Some areas remain painless during the early stages, so waiting for significant discomfort is not a reliable approach.

You should also seek medical advice if you notice other unexplained symptoms alongside a lip lesion, such as a persistent neck lump or difficulty moving your jaw. These symptoms have many possible causes, but they should not be dismissed when they persist.

A GP, dentist or appropriate specialist can examine the area and decide whether further testing is needed. If the lesion appears suspicious, additional investigations can establish the diagnosis rather than relying on photographs or visual comparisons alone.

Keep the Risk in Perspective

So, how common is lip cancer really? It is a relatively uncommon cancer within the much broader group of mouth and head and neck cancers. Most everyday changes to the lips will have a non-cancerous explanation, but a lesion that persists, grows, bleeds or repeatedly fails to heal still deserves attention.

Protecting your lips from excessive UV exposure, avoiding tobacco and noticing persistent changes can all play a useful role in reducing risk or identifying problems earlier.

If you have an unusual or changing area on your lip, do not rely on statistics to decide whether it needs attention. Contact Dr Arif Aslam’s team for a specialist assessment and personalised advice about whether further investigation or treatment is appropriate.