Category Archives: cosmetic

More sunscreen, less wrinkles…






Daily use of sunscreen can slow skin aging associated with middle age. Regular sunscreen use protects against cutaneous squamous cell carcinomas and invasive melanomas, but its effect on cutaneous photoageing has received much less attention, despite a popular preoccupation with … Continue reading

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Putting on a happy face: botulinum toxin (e.g. Botox) to treat depression ?…






Several classic studies demonstrate that activation of specific facial muscles (e.g., clenching a pencil between one’s teeth to activate the smiling muscles) can alter mood. These researchers examined whether clinical improvement is associated with decreased depressive facial expression through the … Continue reading

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A link between vitamin D and vitiligo (the “Michael Jackson disease”)…






Vitiligo is an acquired depigmenting disorder of uncertain etiology. Anecdotal reports imply that the disease responds to topical vitamin D analogs, suggesting that vitamin D may be involved in its pathogenesis. To investigate the relationship between vitamin D and vitiligo, … Continue reading

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Wrinkles and osteoporosis…






MedPage (by Fiore) reported, “In a cross-sectional analysis, having more wrinkles was associated with having lower bone mineral density (BMD; P<0.01),” according to research presented at a press briefing at the Endocrine Society’s annual meeting. In a study of 114 patients, … Continue reading

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Growing hair with Botox…






Now that caught your attention, didn’t it ? There are, of course, far more established, scientifically proven and shall we say “more cost effective” treatments (e.g. Propecia for men, anti-androgen therapies for women) for common hair loss (androgenetic alopecia). But … Continue reading

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Usefulness of OTC Anti-Wrinkle Products Questionable…






The Boston Globe (May 2, Lazar) noted that a primary ingredient in many over-the-counter anti-aging face care products is “retinol, a vitamin A compound that is less potent than another vitamin A derivative, tretinoin, which has been approved by the … Continue reading

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