Complex sentence: Some illnesses can be treated better if they are caught early.Health Psychologists have worked to understand why some people do not go for screening or immunisations and are finding ways to encourage people to have health checks for illnesses such as cancer or heart disease.
Split into simpler sentences: Some illnesses can be treated better if they are caught early.Health Psychologists have worked to understand why some people do not go for screening or immunisations. They are finding ways to encourage people to have health checks for illnesses such as cancer or heart disease.