With more opportunities for month-long fundraising drives being created every day, we picked our nine favourites to see you through the rest of the calendar.
Participants spend the month with their fly down in support of erectile dysfunction.
Spend January thinking about the heinous misdeeds of former Bosnian Serb political leader Radovan Karažić.
Show support for Andrew Mitchell by being rude to policemen, getting yourself stitched up and losing your job.
No fluids for a whole month! In support of people having operations in the next 6 hours.
Show your support for social revolution by rejecting the April/May dichotomy.
Spell the month however you like to raise awareness of dyslexia.
Stop the lies for just one month.
Show your concern for amputees by hacking off a limb.
Raise awareness of the atrocities committed by the Third Reich by goosestepping everywhere for a month. Uniform optional.
Next Week: Charity bracelets to support people with no wrists and ribbons for the ribbonless.