Geelong blood donors are being urged to roll up their sleeves with the Red Cross issuing an urgent appeal for donors. Winter flu and colds have kept donors away, leaving it running low on types A and O blood. More than 200 Geelong donors are needed over the next week to replenish supplies. “Nationally we’re seeing up to 1,600 donation appointments sit empty every day, with many more people cancelling or rescheduling appointments,” Cath said. “Only three per cent of Australians donate blood.