eat lots of sweets
Eating lots of sweets is unhealthy.
eat lots of fruit and vegetables
Eating lots of fruit and vegetables is healthy.
eat breakfast every morning
Eating breakfast every morning is healthy.
eat fast food
Eating fast food is unhealthy
sleep 8 hours a night
Sleeping 8 hours a night is healthy.
drink fizzy drinks
Drinking fizzy drinks is unhealthy.
watch too much TV
Watching too much TV is unhealthy