エアロビクスが大流行している。の英語

Aerobics is all the fashion.

Aerobics is the latest rage.

Studying abroad is very common now.

the vagaries of fashion

Fashions change quickly.

the ultimate in fashion

Don't follow the fashion.

Don't follow fashion.

be in fashion

Jujitsu is in vogue in foreign countries.

That is really popular at the moment.

style and form that is of the latest fashion or trend

be in fashion

Fashions change quickly.

It's all the mode.

Tiny pets are in fashion now.

the now look

the quality of being very fashionable

follow the current fashion

the fashions of the moment

come into fashion

current fashions

to set the fashion

Fashions are always in a state of flux.

a revival of things that used to be popular before; revival boom

There was a time when it was in fashion.

fashionable

There is a craze for motoring―Motoring is the craze of the day―Motoring is all the mode―all the rage―all the go.

things in fashion for a time

a member of the now crowd