Go 4 life suggests adding Endurance, Strength, Balance and Flexibility to your workout routines. The website has a youtube channel filled with information and some free exercise classes such as
Stand on 1 foot:
If you are still young and preparing for old age, thing about adding Tai Chi or Qigong into your exercise routines.
Here is someone showing you some basic Tai Chi movements:
and here is another person showing you some basic Qigong movements: