United Kingdom, April 6 -- Jesy Nelson has revealed that she needs to use a wheelchair as she gave an update on her pregnancy from hospital.

The former Little Mix singer, who is expecting twins, was admitted to hospital over a week ago after being diagnosed with twin-to-twin transfusion syndrome (TTTS) - a condition that means her babies are sharing a placenta and can cause one twin to receive less blood supply and nutrients - and admits that her boyfriend Zion Foster must take her outside in a wheelchair if she wishes to leave her room for fresh air.

Jesy told her fans on Instagram: "Hi guys, happy Sunday, we just wanted to come on here because we are another week further along and we feel so grateful and blessed that these little babi...