Mosquitoes bite some of us more than others, here's why

Mosquitoes are known for hunting down their preferred 'human snacks' through CO2 exhalations, body heat, and odour. But, some of us often complain of getting more than our fair share of bites. There are numerous theories on why mosquitoes may prefer some humans over others -- blood type, blood sugar level, being a woman or a child, all without enough credible data.