Neck massagers can provide relief from neck pain caused by strains, sprains, and conditions such as osteoarthritis. In addition, they can be used to reduce the discomfort caused by tension headaches.As long as you follow manufacturer instructions, neck massagers are a safe, effective way to reduce neck pain. With proper use, they can reduce stress, relieve pain, and improve circulation to tight or overused areas.Neck is a very vulnerable area and is connected to the spinal cord which makes it all the more dangerous. Massage in itself is harmless, however if one uses too much pressure it may lead to soreness and malaise after the session. Wrong pressure on an injured part may aggravate it even more.