| Abdominal pain? Flatulence? Nausea? Helicobacter pylori - a bacterial infection |
| Chlamydia infection |
| HIV / AIDS |
| The body's defences and immunity - how strong is our immune system? |
| Early detection of colon cancer |
| Prostate gland (prostate) |
| Free radicals / oxidative stress |
| Nails and hair |