Information and opinions on health from CWandiga at HealthCentral.com. HealthCentral.com is one of the top health destinations on the Web, with more than 35 condition-specific, wellness and general health Web properties. http://www.healthcentral.com/profiles/c/33601/index http://www.healthcentral.com/profiles/c/33601/rss self application/xml en-us 15 120 19 http://www.healthcentral.com/images/hc_logo_sm.gif http://www.healthcentral.com/profiles/c/33601/index http://www.healthcentral.com/diet-exercise/c/33601/38845/substitute Thu, 28 Aug 2008 19:56:46 -0400 CWandiga Hi,   I started a walking regimen 3 months ago and have worked up to being able to walk 6.6mi 3X per week at a nearby park.  It takes me 2hrs.   Unfortunately the weather is getting bad and when it gets cold I won't be able to walk outside anymore (temperatures below 55 degress trigger my asthma).  Is there an indoor regimen that I can do using natural body weight which can substitute the exercise I get through... http://www.healthcentral.com/diet-exercise/c/33601/38845/substitute