Also known as horse chestnutuses tired heavy legs aching painful legs leg cramps swollen anklesdescription the use of horse chestnut in venous disorders has been recognised for a long time it has been used as a treatment for various venous conditions since the 19th centuryit is the seed of the horse chestnut tree instantly recognisable to many children as the conker that is used medicinally often varicose veins are more troublesome in warmer weather and starting a course of venoforce durin