Have sex/a wank instead.
It's better excercise anyway.
( b3th Not shit. Not mod., Sat 23 Jul 2011, 20:53, 1 reply, 15 years ago)

If I go for a run it'll burn 700-odd calories
even the most athletic sex won't burn that, and seeing as tennis boy is not here this evening, it'd be a hand shandy and that really won't burn 700 calories.
(berk, Sat 23 Jul 2011, 20:55, Reply)

It would if you did it for long enough.

( b3th Not shit. Not mod., Sat 23 Jul 2011, 20:56, Reply)

Wriggle around a lot.

( girlinthehole, Sat 23 Jul 2011, 20:57, Reply)

700 calories is an awful lot of masturbatory flailing
an awful lot.
(berk, Sat 23 Jul 2011, 20:59, Reply)