week, after more than four months out with a foot problem. posting on social media, nadal said he is suffering from minor symptoms. the 35 year old is fully vaccinated and has been a vocal critic of other players who have decided not to receive a vaccine. let s speak to susan mickey professor of health psychology and director of the centre for behaviour change at university college london. thank you forjoining us on the programme. if we get more restrictions in the coming days, what does the evidence so far tell you about the public actually complying? you about the public actually complying? you about the public actually coml in? ~ ., ., complying? when you look at what has ha ened complying? when you look at what has happened over complying? when you look at what has happened over the complying? when you look at what has happened over the past complying? when you look at what has happened over the past two complying? when you look at what has happened over the past two yea