By Zara Woodcock Lucy Mecklenburgh revealed she has been ‘struggling’ and told fans she managed to get through her ‘least favourite day’. The 32-year-old TOWIE star, who has been feeling ill while looking after her and fiancé Ryan Thomas ‘ children, took to her Instagram to share a life update with her 1.7million followers. She posted snaps of her cuddling with her children – four-year-old Roman and 22-month-old Lilah – on the sofa. “Very little sleep for two nights, solo parenting and my endometriosis symptoms are at the worst they have ever been! Sending love to anyone else struggling today,…