Doctors don't know the causes of kidney cancer. But certain factors appear to increase the risk of getting kidney cancer. For example, kidney cancer occurs most often in people over 40. These are some other risk factors for kidney cancer. 1  Smoking. 2  If you smoke cigarettes, your risk of getting kidney cancer is twice that of nonsmokers. 3  Cigars may also increase your risk. 4  Being male. 5  The disease is more common in men than in women.
What is role strain in sociology? Quick Answer. Role strain in sociology is when a particular role a person needs to fulfill is strained due to excessive obligations or multiple demands on time, energy or available resources.
Strain is defined as to exert or stretch to the maximum or to injure by too much exertion. 1  An example of strain is for a spectator to stretch over his seat to see a concert. 2  An example of strain is for a football player to pull a muscle from playing too roughly.  to draw or stretch tight.