How long do migraines last after a concussion? However, post concussion headaches and migraines begin within 7 days of the injury and generally last for at least 3 to 6 months. It has even been suggested that nearly a quarter of all headaches after a concussion persist for a year or more.
Can a concussion cause migraines years later? Headache immediately following a head injury usually clears after minutes or days but sometimes headaches may persist for months or rarely years. The long-term headaches are called post-traumatic or post-concussion headaches.
Why do concussions cause migraines? Compressed discs may press on nerves in the neck. Pressing on the nerve can make parts of the body numb or decrease strength in parts of the body. Characteristics: Following a concussion, you can develop a headache that resembles a migraine headache.
Can a concussion cause future migraines? Headache is one of the most common symptoms after concussion, and mild traumatic brain injury (mTBI) is a risk factor for chronic migraine (CM).