About 16% of the world’s population has a headache on any given day, according to research published in The Journal of Headache and Pain. Neurologists speculate the number of people experiencing headaches has gone up due to stress and lifestyle changes as a result of working from home more consistently.

It also revealed that 52 percent of the world's population had a headache in the past year while 7 percent experience migraines daily and 9 percent have a tension-type headache daily…

The Headache Clinic founder Helen Tufui tells Karyn Hay although headaches are prevalent, they're not exactly normal - often it's your body's way of telling you something.