Causes. Fungal nail infections are caused by various fungal organisms (fungi). The most common cause is a type of fungus called dermatophyte. Yeast and molds also can cause nail infections. Fungal nail infection can develop in people at any age, but it's more common in older adults. As the nail ages, it can become brittle and dry.
Photo: Getty Images. Jan. 1 marked a significant cultural shift in China â starting this year, families will be able to have two children. This alters the one-child policy that was introduced in 1978 to control the countryâs population.
History. The one-child policy was introduced in 1979 by Chinese leader Deng Xiaoping to curb Chinaâs rapidly growing population. At the time it was approximately 970 million. When introduced, the policy mandated that Han Chinese, the ethnic majority, could only have one child.hirty-five years later, the government-mandated policy is still in place, although its rules have recently been relaxed to now allow more couples fitting certain criteria to have a second child. The one-child policy was introduced in 1979 by Chinese leader Deng Xiaoping to curb Chinaâs rapidly growing population.