Weight has been a long-time struggle for Katie Durham (@katiebeingbasic on Instagram), now age 31. Suffering from PCOS (polycystic ovarian syndrome) made losing weight much harder, and after going through a divorce, she was diagnosed with rheumatoid arthritis, an autoimmune disease that attacks the joints. She was devastated but told POPSUGAR that focusing on her health is what saved her. Find out how she was able to lose 39 kilos and keep it off.