article_snippet: Instead, Mr Serhal suggests that Mr Serhal should maintain a healthy  diet, limit alcohol consumption and avoid prolonged exposure to heat to help Mr Serhal chances of falling pregnant with a little brother or sister for baby North.
article_snippet: Read the full interview with Mr Serhal in this week's new! magazine, on sale now.
highlights_snippet: Expert says she should reduce she hectic lifestyle  to increase she chances .
  