fresh fruit

plenty of fresh air

fish

regular exercise

salad

smoking

lots of sugar

a lot of stress at work

too much alcohol / salt

join a gym / health club

lose weight / a few kilos

put on weight / a few kilos

go on a diet / a crash diet

resist = cut out chocolates / anything sweet

eat between meals

one's waist size

drink in moderation

on a regular basis

get rid of spots

look carefully at your diet

eat more healthily

try cutting out all sugar and butter

get enough sleep

work out

keep smb fit

stay healthy

give up smoking / alcohol completely

cut down drinking ( a little)

avoid stressful situations / eating big meals

keep to a diet

be in really good shape / unfit

get loads of energy

get out of breath

be as fit as a fiddle

get really out of condition