By Lucretia Munro Actress Emily Atack has revealed that she is struggling to cope with two health issues as she marks 21 weeks of her first pregnancy. The 34 year old star who first shot to fame playing Charlotte Hinchcliffe in the E4 comedy series The Inbetweeners, has been sharing updates with her journey on social media after going public with her baby news in January. The TV star is expecting her first child with step-cousin Dr Alistair Garner. The experience has been far from plain-sailing with Emily battling painful heartburn and exhaustion ahead of giving birth. Taking to social media, …