Suction cups have been used for many years to resolve obstruction in the tissues.
Acupuncture is more spot specific while cups are used for larger areas of stagnant blood/fluids.
Everyone knows what it feels like to be knotted up or tight. Cups are a wonderful way of resolving this. They also help with sports performance when there are restrictions in soft and/or connective tissue.
There are different kinds of cupping. The art of cupping has become more and more sophisticated and thus, used to treat more conditions. In general, what is helpful to understand is that the reason this very effective tool has stood the test of time and still used today, even by some of the best athletes in the World, is that cupping forces energy and fluids to move where they may be blocked. The athlete gets a faster recovery time and thus, muscles that are more responsive and less stiff/sore. The “regular Joe/Jill” benefits from cupping in a number of ways, namely a great reduction in tension. This tension, depending on where it is located, may lead to more serious health issues.
Almost always, yes. These circular marks will be of different coloration and thus, mixed duration. Some last only minutes, while the very dark colors may last a couple weeks, fading over the course of that time.