There are many gut health problems that can occur, and some of them are more common than others. Here are the top five gut health issues that you should be aware of:

1. Gut bacteria imbalance: This is likely the most common gut health problem, and it can happen when the balance of good and bad gut bacteria is disturbed. This can lead to a number of problems, including gastrointestinal issues, obesity, and autoimmune diseases. 

Data-driven functional medicine nutritionist and gut health specialist in London can easily help to maintain your gut healthy.

2. Inflammation in the gut: Gut inflammation is a common phenomenon that occurs when the microflora in the gut get out of balance and start to cause damage. This can lead to pain in the stomach or other parts of the body, as well as systemic inflammation.

3. Allergies: Many people have allergies to foods or other substances in their environment, which can cause problems with their gut health. These allergies often manifest themselves as gastrointestinal issues, such as diarrhea or constipation.

4. Gastrointestinal cancer: Gastrointestinal cancer is one of the most dangerous types of cancer, and it has a high rate of recurrence. This is because gastric cancer cells proliferate quickly and have a high ability to metastasize (spread).

5. Digestive disorders: Gut dysfunction can cause a number of digestive disorders, including irritable bowel syndrome (IBS), Crohn's disease, and Barrett's esophagus.