Oh please can't we move on from the sunburn now. Surely there can't be anything left to say?
He is taking medication for psoriasis that makes him more sensitive to the sun.
He is daft as a brush and not religiously and regularly applying factor 50, wearing a t shirt or sitting in the shade as much as he should.
He is setting a terrible example to impressionable youngsters, risking his own health and the red is not particularly attractive.
Some of us think it's a minor human failing, some of us think it impairs his ability to be a good doctor. We will most likely never agree.