4 Answers

....how old will you be if you didn't try ?

....please contact your doctor.

Do only the ones you can do without causing pain,,i live next door to an 86 year old,he swims twice a week,works in his garden every day,,and he today gave me a hand with a 45 kg flat pack garden shed,,i am 20 years younger than him,we have both had the same back surgery,mine was a bit more successful than his,man,we musta looked a sight carrying it out of Auldi's together..we got it home,now we are both a bit sore..>>>>>>>><<<<<<<.. 

Exercises for seniors here>> http://www.medicinenet.com/senior_exercise/article.htm

country bumpkin

Long article.

Yes, talk to your health care professional,  don't do things that hurt, I'm not sure yoga promotes weight loss, and we don't even know what exercises you're thinking of doing, because you didn't tell us.