According to the International Study of Asthma and Allergies in Childhood (ISAAC), self-reported pollen allergy (hay fever) prevalence in 13- to 14-yr-old children was 22.1% as global total. It differs among regions: 29.5% in Africa, 23.9% in Asia, 20.1% in Eastern Mediterranean, 15.8% in Indian subcontinent, 23.7% in Latin America, 33.3% in North America, 12.3% in Northern & Eastern Europe, 39.8% in Oceania, and 21.2% in Western Europe. www.worldallergy.org.

Climate change is leading to a higher incidence of allergies including hayfever.

It is estimated that 18 million people suffer with hay fever in the UK. 15% of them need to be signed off work because the symptoms are so bed. This equates to over £7 billion in lost productivity.

In the USA, it is estimated that the direct medical costs are $3.5 billionof which half is the cost of the medications.

From medication to electronic devices that go up the nose - there are very many variations and ideas, but all of them can only help you manage the symptoms year after year.

All of these approaches are aimed at relieving the symptoms and are not directed at the cause.

Using the right frequencies and application technique with IfT will provide a treatment that is designed to resolve the hayfever and not just deal with the symptoms