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.
The Senior MassParks Pass, valid for the lifetime of the pass holder, is available to Massachusetts residents 62 year of age or older. Day use parking fees for vehicles occupied by the pass holder, whether as driver or passenger, are waived. The nominal, one-time fee for this pass is $10.00, effective March 15, 2015.