starting mat leave early...uk

Chelsey • Lola Iris due 27.12.16 💕
Hi uk ladies .... I'm due to start mat leave on 6th December. However I am so stressed at work and have even been being sick before work as I'm so anxious about going in. Thinking of going to the doctors to ask them to sign me off until mat leave starts but I'm scared they'll think I'm being dramatic or see no reason to give me a sick note. Has anyone had a similar situation or been signed off just before mat leave ? Thanks.