What Types of Radiation Are There? The radiation one typically encounters is one of four types: alpha radiation, beta radiation, gamma radiation, and x radiation. Neutron radiation is also encountered in nuclear power plants and high-altitude flight and emitted from some industrial radioactive sources. Alpha Radiation.
Fatigue: A condition characterized by a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a feeling of weariness and tiredness. Fatigue can be acute and come on suddenly or chronic and persist.
On occasion, fatigue is a symptom of other underlying conditions that require medical treatment. Lifestyle factors Taking an honest inventory of things that might be responsible for your fatigue is often the first step toward relief. 1  Fatigue may be related to: 2  Use of alcohol or drugs. 3  Excess physical activity. 4  Jet lag. 5  Lack of physical activity. 6  Lack of sleep. 7  Medications, such as antihistamines, cough medicines. 8  Unhealthy eating habits.