“Lifestyle” is a B2 level noun that you may find in your B2 First exam and is a noun that candidates can easily use when talking or writing about health and fitness. It is often used with different adjective such as “healthy” or “active”.
Examiner: “Do you exercise much?”
Candidate: “I certainly try and keep fit and lead quite an active lifestyle…”
It is very important that children are taught the benefits of a healthy (3)…… from a young age.