There is a biochemist somewhere who can provide a rigorous answer involving nerve discharges, rates of cellular activity and many metabolic factors. By the way, science doesn’t yet know “why” a headache hurts. But it does hurt. That’s a
There is a biochemist somewhere who can provide a rigorous answer involving nerve discharges, rates of cellular activity and many metabolic factors. By the way, science doesn’t yet know “why” a headache hurts. But it does hurt. That’s a