I would like to start practicing kendō but I am 35.
Do you think it is still good to develop a good level of practice?
Answer: Thanks for your question. I must say, you are quite young! Please visit this page, Older Newbies to Kendō.
This video, Interview with Alex Bennett, will help you understand how you should be training at your age. If you are a Newsletter subscriber you can get a discount until 12/21 (2010). Check the back number to get discount.