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.
Fatigue is the failure to maintain the required or expected force due to muscular activity. Many of us know this as failure during a set. However, the majority of people don't really know the causes of fatigue and why it occurs. The answer is not limited to one reason or one cause. There are many reasons for fatigue, and many causes as well. Causes Of Fatigue.