What is a side headache?

A side headache is a type of headache that comes on one side of your head, and it is often caused by tension or inflammation in the neck or scalp. This type of headache can be particularly bothersome because it can be very hard to treat and can last for hours or even days.

Why are-sided headaches so difficult to treat?

One reason why side headaches can be so difficult to treat is that they are often caused by multiple factors. For example, side headaches can be caused by stress, neck pain, sleeping problems, caffeine intake, and alcohol consumption. In some cases, the cause of a side headache may be impossible to determine.