title: Reflections on heat.
mesh_terms: D000368:Aged; D000818:Animals; D004547:Elastic Tissue / Q000528:radiation effects; D004890:Erythema / Q000209:etiology; D005260:Female; D006168:Guinea Pigs; D006358:Hot Temperature / Q000009:adverse effects*; D006801:Humans; D006965:Hyperplasia / Q000209:etiology; D007259:Infrared Rays / Q000009:adverse effects; D051379:Mice; D008875:Middle Aged; D009381:Neoplasms, Radiation-Induced / Q000209:etiology; D012867:Skin / Q000473:pathology / Q000528:radiation effects; D012871:Skin Diseases / Q000209:etiology*; D012878:Skin Neoplasms / Q000209:etiology; D014466:Ultraviolet Rays / Q000009:adverse effects