Of course, and you should! I would recommend the falling exercises for older people, even if you aren't interested in martial arts. It will help you the rest of your life, and as you get really old you won't get a broken hip as easily. But if you're not in shape at all, you should practice with a trainer alone, so he'll have his focus on you, and assess your
Well,
if you just look at technics, of course many are the same, but the same
can be about any martial art. By that token, all martial arts are
related. By "unrelated", I was referring to the creation of the art. As
far as I know, Goshin Aikido was created independently from Ueshiba
Aikido. Much like "Korindo Aikido", another unreated version. If you
think that is not so, please show the connection of the founder of
Goshin Aikido to Ueshiba. I don´t mind being corrected, but I would like
to see some source.
Not bad, but these attackers generally suck. This is the problem with
most Aikido demonstrations. The attacking is too slow, unskilled, or
unrealistic. Aikido self defense works but not in this manner.