By Lauren Haughey You may be familiar with the typical symptoms of hay fever – from unbearably itchy eyes, to constant sneezing and coughing. But a leading hair expert warns that seasonal sniffles may even be the trigger for hair loss in men and women. Dr Balwi, a hair surgeon at Elithair, claims it’s all down to our immune systems and their reactions to allergies, sparking a far less obvious impact over a longer period of time. “With the weather getting warmer and the days getting lighter, many of us will be looking forward to spending more time outside,” he said. “However, recent research sh…