have six species classed as medicinal and its red variety is most commonly used to treat arthritis, fatigue, asthma, insomnia and other ailments.
Health Benefits

Reishi mushrooms contain an abundance of chemicals which our body can use to help balance the immune system. The chemicals contained within the fungus have been used to treat a wide variety of different problems, such as:
Arthritis
ankylosing spondylitis
chronic bronchitis
chronic fatigue syndrome
high blood pressure
high cholesterol
stomach ulcers
herpes pain

People will often turn to reishi mushrooms when other prescribed treatments don’t work.
Reishi mushrooms also prove to be an effective alternative to conventional medications for people that would prefer to take natural products instead of conventional treatments.
Some over the counter pain relievers such as Provailen contains reishi mushrooms.

The main benefit of taking Provailen is that people don’t have to go through a lengthy preparation process in order to consume the mushroom. This can give people that are suffering from arthritis, or those that require an anti-inflammatory quicker relief from pain.

There are also other benefits to gain from Provailen consumption. The ingredients that are contained will also be able to increase the body’s muscle strength, giving users more energy and mobility.

http://www.arthritiscauses.net/reishi-mushrooms-for-pain-relief/