How to avoid Hay Fever?

Your Total Health from iVillage features a very illustrative video explaining the process of hay fever attack. (select Allergic rhinitis from the list) Understanding the process helps to develop an effective defense strategy. Quote from the video: “The best treatment is to avoid the allergen. When this is not possible, medication can usually control the …

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How to wash TOTOBOBO mask?

After some time of use, any face mask will get dirty. TOTOBOBO mask is praised by many woodturner users as light-weight, easy to clean. Here is a simple step-by-step illustration to show how you can do the cleaning under a tap.

Predictive value of the user seal check (of normal N95/N99 mask)

Document title Predictive value of the user seal check in determining half-face respirator fit Author(s) DERRICK J. L. (1) ; CHAN Y. F. (1) ; GOMERSALL C. D. (1) ; LUI S. F. (2) ; Author(s) Affiliation(s) (1) Department of Anaesthesia and Intensive Care, The Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, …

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