I assume that your CAG repeat length would have been 26 or lower, and therefore your children are not at risk of inheriting HD. However, if you're not sure it would be best to speak to your doctor. Also if you want more of an explaination of CAG repeats online this might be a helpful link: www.hdbuzz.net/27 . i was wondering if there is something wrong with me i am constantly complaining,forgetting ALOT,dropping things and clumsiness,dont remebering thing where i put them etc.is this a disease? Nyaa Aged 14 Hi Nyaa Thanks for you email. Your question is really hard to answer in this kind of online format, but it sounds like you are a bit worried. Best thing to do if you are concerned about anything is to start with your GP. Pay him/her a visit and you can have a private conversation about anything that concerns you. Best of luck Tony Hi, my son is 23 and is risk for HD.His girlfriend got pregnant, fetus test negative for HD. Does a low CAG repeat mean my son good chance doesn't have HD? The issue here is the risk of your son having HD. This is determined by which of his ancestors had HD.  Unfortunately a gene positive status for your son isn't excluded by the gene negative status of his child. The only gold standard test to determine your son's gene status is for him to be gene tested. If we assume that your son's father had HD