Of primary cosmic rays, which originate outside of Earth's atmosphere, about 99% are the nuclei (stripped of their electron shells) of well-known atoms, and about 1% are solitary electrons (similar to beta particles).
Grief is a natural reaction to loss, and the breakup or divorce of a love relationship involves multiple losses: 1  Loss of companionship and shared experiences (which may or may not have been consistently pleasurable) 2  Loss of support, be it financial, intellectual, social, or emotional.
This summary defines grief and bereavement and describes the different types of grief reactions, treatments for grief, important issues for grieving children, and cultural responses to grief and loss. It is intended as a resource to help caregivers of cancer patients.