Dancing
There is a reason dance is considered to be the universal language. Everyone knows how to dance, from isolated tribes to babies who can yet walk. Dance can be the ultimate form of expression, with health benefits which outweigh any concerns about coordination. In various studies dance has been show to help with strength, coordination, increased cardiovascular health, pain relief and has even been shown to lower risk of developing dementia.
Dance is for everyone. You can dance at home, in your living room, letting the music and your body lead you. You can dance at the gym in a Zumba class, really getting you cardiovascular system circulating. You can dance in any number of formal lessons, learning one style or a whole cavalcade. The way you take up dance is completely up to you, there is no wrong way to dance. If there is music and you are moving, you are already doing it.