Decrease your walking intervals until you can run (moderate pace, maybe a 10 minute pace) continuously for 20 minutes or 2 miles. If you have the inclination, you can build from there. You may even want to stick with an interval (walk/run) routine; you will be less prone to injury that way too. Vary your pace.
Updated for Tax Year 2016. OVERVIEW. Tax exemptions come in many forms, but one thing they all have in common is they either reduce or entirely eliminate your obligation to pay tax. Most taxpayers are entitled to an exemption on their tax return that reduces your tax bill in the same way a deduction does.
The greater the number of allowances, the less tax your employer will withhold. A dependent exemption is an amount you subtract from your Adjusted Gross Income (AGI) on your tax return to arrive at your taxable income. The number of exemptions you will take is one factor used in arriving at the number of allowances on your W-4. In short, an allowance is used by your employer to calculate how much to withhold from your paycheck, and a dependent exemption is used on your tax return to calculate your actual tax liability.