As male fertility levels and birth rates are at record lows, men are becoming more aware of their biological clocks – and their sperm health. Radhika Sanghani speaks to the men working to improve their count and looks at ‘spermmaxxers’, who are taking it to the extreme to prove their virility C iaran Hannington was 26 when he started his “ fertility journey”. He and his wife Jen, 26, had been trying to have a baby for around 18 months. When they were unsuccessful, they visited doctors who spent