Do not be intimidated
Have you tried strength training? It is not complicated. Pick up a pair of 5, 8, or 10 pound weights (no big investment in a whole set of weights). There are so many health benefits - check out the article below - plus you can do a series of lifting exercises while watching your favorite show or a quick workout when you do not have time for a full blown work out (especially when the weather gets bad). There are loads of strength training plans on Pinterest. I think you will be surprised by the results.
Benefits of Strength Training