I have been experiencing aching in my left leg it is often worse during and after my period, there is no swelling bruising of change in colour?

Leg Pain and Menses : You might want to read http://www.Ehow.Com/about_5483807_causes-pain-legs-during-menstruation.Html. Thigh and leg pain is not uncommon during the pre menstrual and menstrual phases of your cycle, and as long as the pain seems to be linked to your period, i would not be concerned. Some pms otc drugs you can buy at the pharmacy purport to alleviate this and other pre- menstrual side effects.