The greater the visual impairment, the higher the melatonin level, the lower the estrogen levels and the lower the risk. Working night shifts or being exposed to low frequency electromagnetic radiation both suppress melatonin levels and unsurprisingly, increase breast cancer rates.
Roadmap to retirement: When your employer or plan changes. A private retirement plan can change its rules or terminate at any time. These changes can occur for a variety of reasons: during company mergers, to streamline plan administration, to improve plan features, or to reduce costs.
The military retirement system just recently changed. Most will say for the better - some say not. The National Defense Authorization Act for Fiscal Year 2016 created a modernized retirement system for the military. This new retirement system is effective January 1, 2018.