Hot. The heat opens up blood vessels. The migraine is usually caused when blood vessels constrict.
All Migraine patients are different. Some prefer hot then cold, others cold then hot. Some others prefer only one or the other. Some don't use either one.
Hot compress should be use 5-10mins. It should alternately do with the cold compress for a better result.
series of hot and cold water applications. A hot compress (as hot as an individual can tolerate) is applied for three minutes followed by an ice cold compress for 30 seconds
hot compress. to promote vasodilation that relaxes the muscles
I have just learned that if you have an infection you should NOT use heat. The reason being is that it draws the infection out, and encourages it to spread. Cold is the way to go if you are going to use a compress (although it may be difficult. I know that a warm compress has helped me more than a cold compress.)
Perhaps you enquire regarding 'hot and cold compress' as used for sprains and tissue damage.
HOT
There are quite a few home remedies to help relive your migraine symptoms. Using a hot compress is the best way. There are also teas that are specially formulated to help migraines.
Cold compress or ice pack (frozen peas or something else similar).
Swelling should always be treated with COLD compress, not hot. But if the swelling persists or returns, see a doctor to find out what is causing it.
Cold compresses! Helps the blood vessels constrict.
Id recommend cold, as it reduces swelling.
Could the inquiry been about hot and cold compress, a method used to relieve sprains.