United Kingdom, March 14 -- Teddi Mellencamp couldn't see and could "barely walk" before being diagnosed with multiple brain tumours.

The 43-year-old reality star has been through some of her "darkest, saddest days" since her diagnosis last month but admitted she had spent six months experiencing headaches and other symptoms though she "didn't want to face any of it" because "so much bad stuff was going on right then" amid her separation from Edwin Arroyave.

Speaking on her 'Two Ts In A Pod' podcast, she told co-host Tamra Judge: "I can say I've had some of my darkest, saddest days since [February] 12th when this happened.

"I was at a horse show. I remember going to my friend Nicole like, 'I have the worst migraine I've ever had in my ...