In the past, taxpayers weren't required to pay Medicare tax on income generated from investments such as capital gains, dividends, and taxable interest. Since 2013, however, you could owe a 3.8% Medicare tax on some or all of your net investment income (as part of the Affordable Care Act).
By Guido R. Zanni, Contributor | May 11, 2013, at 9:00 a.m. Restless legs syndrome is a disorder of the nervous system. Patients with RLS have uncomfortable feelings in their legs; patients say it feels like something is crawling under their skin. Other feelings might include pain, itching, and pins and needles.
Among the common causes of leg tremors are diseases that affect the central nervous system, such as Parkinson's disease. In some cases, a person may cause damage to his nerves that leads trembling. For example, a heavy drinker may suffer nerve damage that causes him to experience tremors.