Infection is the invasion of an organism's body tissues by disease-causing agents, their multiplication, and the reaction of host tissues to these organisms and the toxins they produce. Infectious disease, also known as transmissible disease or communicable disease, is illness resulting from an infection.he symptoms of an infection depend on the type of disease. Some signs of infection affect the whole body generally, such as fatigue, loss of appetite, weight loss, fevers, night sweats, chills, aches and pains. Others are specific to individual body parts, such as skin rashes, coughing, or a runny nose.
Traumatic grief. Traumatic grief refers to the experience of the sudden loss of a significant and close attachment. Having a close buddy, identification with soldiers in the unit, and experiencing multiple losses were the strongest predictors of grief symptoms in the above sample of Vietnam Veterans.n the early stages of grief, symptoms may be experienced as intense, but this is normal for the first days, weeks, and months. Soldiers surviving a traumatic loss in the war zone will be more likely to mask intense feelings of sadness, pain, vulnerability, anxiety, anger, and guilt.
Traumatic Brain Injury. Overview. Traumatic brain injury (also referred to as TBI) is defined as a blow or jolt to the head, or a penetrating head injury that disrupts the function of the brain. The severity of the injury may result in a brief change in mental status or consciousness.