Hello! To me 31 year. On a skin of heels deep cracks. Prompt, has shaken...

[Julia]

Hello! To me 31 year. On a skin of heels deep cracks. Prompt what to do or make, please?
Local dermatologists do not know.
Thanks.

[Smirnov K.V.]

Research " on mushrooms " was spent?

[Julia]

Thanks for the answer!
Research was not spent!
Prompt, please, that I should know at purpose or appointment of this research.