United Kingdom, May 23 -- Atomic Kitten's Natasha Hamilton has hit back at cruel trolls "hating" on her appearance.

The 43-year-old singer took to TikTok to share a defiant message as she flashed her middle finger and wrote: "To all those hating commenting on my face."

She added the hashtags "#autoimmunedisease #stopjudging #sortyourownface."

Natasha was previously diagnosed with the autoimmune condition Hashimoto's, which attacks the thyroid.

Symptoms can include fatigue, getting cold easily, dry skin, weight gain and depression.

Meanwhile, Natasha previously admitted she felt "insecure and embarrassed" after going through early perimenopause and being diagnosed with the thyroid-attacking autoimmune condition.

The singer left Atomi...