BMJ 2009; 338 doi: https://doi.org/10.1136/bmj.b734 (Published 24 February 2009) Cite this as: BMJ 2009;338:b734

The podcast revolution seems to be hesitantly reaching the medical journal fraternity. Podcasting is the broadcast of audio and video files on the internet in a format that allows users to download and listen to them at their own convenience. A systematic review identified that of the “top 100” journals—ranked by impact factor— just eight (including the BMJ) offered a regular podcast. Standards are “acceptable”, but not high, and interviews make for more interesting listening than a single voice (JRSM 2009;102:69-74, doi:10.1258/jrsm.2008.080245).

Do children with asthma really miss more school than other children? Rates of absence in 19 inner city schools in Dallas over one year suggest not. The absence rate for all children in the district was 2.95%, and 2.85% in the study schools. For children identified as asthmatic by the school nurse the rate was 2.86%, and for those who were diagnosed as asthmatic by a positive exercise challenge, the rate was 2.54% (Chest 2009;135:303-6, doi:10.1378/chest.08-1642).

The old Chinese saying “one hundred steps after a meal make you …

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