Real Housewives of Beverly Hills’ alum Teddi Mellencamp, 43, confirmed that her cancer has reached stage 4 after her melanoma ...

These pictures are just a guide. Without further tests, it's not possible to work out what is a melanoma or not. If you’re worried about any moles or skin changes, it is always important to get them ...

However, nail melanoma is often found in its later stages, which affects treatment success. Many people know to check their skin for warning signs of cancer, like new or changing moles ...