By Saffron Otter While some symptoms of ill health can be obvious, other less common signs might be hiding inside your mouth. The tongue is regularly referred to as a good indicator of overall health – as it can come in different colours and shapes. And an expert who reads them for a living argues they are the ‘biggest indicator’ yet often ignored. Jiaming Ju is a Chinese medicine practitioner who says we can learn “a vast amount” from our tongues. “By analysing them, we can determine how everything from our diet to the weather, impacts us,” she told the Mirror. “The tongue serves as a mirror …