Ironing in the heat: how many calories do you burn? (Not worth it)

Ironing at 36°C burns how many calories? Too many to be worth it. Seriously. If you've ever wondered whether pressing a basket of laundry counts as exercise, the answer is: sort of. An hour on your feet, iron in hand, burns about 120 calories. That's the equivalent of a very slow walk or two Maria biscuits. But when the thermometer on your Lisbon balcony reads 36°C and the humidity glues your shirt to your body, that calorie burn stops being a bonus and becomes a ca...