A bit worrying

A man with a worrying potassium deficiency

UNLABELLED Hypokalaemia may present as muscle cramps and Cardiac arrhythmias. This is a condition commonly encountered by endocrinologists and general physicians alike. Herein, we report the case of a 43-year-old gentleman admitted with hypokalaemia, who following subsequent investigations was found to have Gitelman's syndrome (GS). This rare, inherited, autosomal recessive renal tubular disord...

Tuberculous endometritis - a worrying recrudescence for infertility

Worrying about normality

hypothesis being tested with the WMW test is not easily described; conventional interpretation (including examples provided by statistical packages) would have it that the null hypothesis is one of equal group medians, but such is not the case; rather it is a test for equality of group mean ranks. Because the WMW test is a test of both location and shape, its interpretation as a test of medians...

Worrying about weird winters

Winter is a key determinant of biological processes in temperate, alpine, and polar environments. Winters are changing, yet we currently lack the knowledge to adequately predict the impacts of climate change on winter biology, or to link winter conditions to the growing-season performance of most organisms.

Stop worrying; start growing

Ever since the Asilomar Conference on ‘Recombinant DNA’ in February 1975, regulatory policies relating to recombinant DNA technology have focused on the idea that this technology implies threats to human health and the environment [1]. As a consequence, the explicit goal of these policies is to protect society and nature from an assumed hazard, or, if protection is not possible, at least to del...