This article is a contribution to the debate on audience participation in online media with a
twofold aim: (1) making conceptual sense of the phenomenon of participatory journalism in …

… Ari Heinonen, PhD, is journalism teacher and researcher in the Department of Journalism
and Mass Communication at the University of Tampere, Finland. A former newspaper journalist…

The origins of this study lie in an earlier research project which I conducted in the early
1990s. In the context of professional ethics, that project (Heinonen 1995) dealt with the …

There were an estimated 1.66 million hip fractures worldwide in 1990. According to the
epidemiologic projections, this worldwide annual number will rise to 6.26 million by the year 2050…

Objective: To determine in female tennis and squash players the effect of biological age (that
is, the starting age of playing relative to the age at menarche) at which tennis or squash …

Background Osteoporotic fractures among the elderly are common, and without preventive
measures the burden of these fractures on health-care systems will increase further. The …

Background Exercise is widely recommended to reduce osteoporosis, falls and related fragility
fractures, but its effect on whole bone strength has remained inconclusive. The primary …

… Ari Heinonen, professor4, … Kannus P, Niemi S, Parkkari J, Palvanen M, Heinonen A,
Sievanen H, et al. Why is the age-standardized incidence of low-trauma fractures rising in …

From the perspective of journalism, weblogs can be seen as a new category of news and
current affairs communication. Although most weblogs do not even pretend to be journalistic or …

The aim was to assess the quality and strength of evidence for the health benefits of specific
sport disciplines. Electronic search yielded 2194 records and the selection resulted in 69 …