Everyone has experienced headaches. However, have you ever experienced a right-sided headache that radiates to the neck? This condition can be caused by various things and can also be a sign of a serious health problem. Headaches are pain that can occur anywhere on the head. This complaint is very common. Headaches can last for less than an hour, or can take several days, and can appear suddenly or slowly. Pain that appears in some areas of the head, feels very heavy, and appears suddenly can indicate certain conditions that must be wary of. Causes of Headaches Right to the Neck Some medical conditions that can cause headaches to the right of the neck, including: Tension headache Tension headaches (tension headache) are a common type of headache and are often regarded as ordinary headaches. Patients will usually feel headaches on one or both sides of the head, neck muscles tighten, and pressure behind the eyes. Tension headaches can last for several minutes, hours, up to se