Vigorous exercise makes you sweat.
We had a very vigorous debate.
My grandmother is still vigorous at 82 years old.
I am running vigorously on the spot
He was so vigorous in making love that his companion for the evening went down for the count.
I may be plump, but I'm vigorous.
You will be more vigorous if you exercise.
Harold's arm bicycle workout was sufficiently vigorous that his pectorals burst into flame.
The vigorous man is engaged in diverse activities.
Paul is more vigorous than Marc.