When potassium levels are low, the cells cannot repolarize and are unable to fire repeatedly, and muscles and nerves may not function normally. The effects of low potassium include may cause the following symptoms: 1  muscle weakness, 2  muscle aches, 3  muscle cramps, and. 4  palpitations (irregular heartbeats).
SSI provides need-based disability payments that are set at a standard monthly payment by the federal government. As of 2012, the federal government will pay an individual $698 per month and couples $1,048 per month.
Massachusetts State Supplement Program (SSP) SSI (Supplemental Security Income) is a federal program of the Social Security Administration that makes monthly payments to certain people who are age 65 or older, blind or disabled. Massachusetts adds more money to SSI payments for Massachusetts residents. This is called the State Supplement Program, or SSP.