Humans can spot small signs of sickness at a glance, research suggests

Humans may use a host of facial cues – visible just hours after an infection starts – to avoid contracting illnesses from others, study indicatesCoughing, sneezing and clutching the stomach might be obvious signs of sickness, but humans can also spot if someone is healthy simply from a glance at their face, new research suggests.Scientists have found that signs of a person being acutely unwell – such as pale lips, a downward turn of the mouth and droopy eyelids – are visible just hours after an infection begins.Continue reading...
Source: Guardian Unlimited Science - Category: Science Authors: Tags: Infectious diseases Science Medical research Microbiology Source Type: news