The gist is this: You heat water (liquid), turn it into water vapor (gas), then collect the condensation with the aid of ice (solid). It's like middle school science class all over again.

Your Body Core Temperature 1. Heat is both required and produced at the cellular level. The environment acts as either a heating or a cooling force on the body. The body must be able to generate heat, ...

Now that it's officially summer, we're filling our calendars with endless pool days, trail runs, patio parties and late-night bonfires. But as fun as it is, all the excitement can be exhausting.