We recommend that you DO NOT use it: 1  As a link in your thermodynamics textbook. 2  As a tool in your class/homework/testing. 3  As a resource called by other software for property data.  Or in any critical application as the calculator could disappear at any time.
Back injuries are the most common job-related health problem among health care workers and include: 1  low back pain, 2  herniated discs, a condition in which the discs in the spinal column bulge out, placing pressure on the nerves in the back, 3  strained muscles,  pulled and/or torn ligaments, and.
Article Sections. Fatigue, a common presenting symptom in primary care, negatively impacts work performance, family life, and social relationships. The differential diagnosis of fatigue includes lifestyle issues, physical conditions, mental disorders, and treatment side effects.