When summer heat comes to the Arara neighborhood in northern Rio, it lingers, baking the red brick and concrete that make up many of the buildings long after the sun has gone down. Luis Cassiano, who's lived here more than 30 years, says he's getting worried as heat waves become more frequent and fierce. In poor areas such as Arara, those who can afford air conditioning — Cassiano is one — can't always count on it because of frequent power outages on an overloaded system.

The actor and father of eight has traded late nights on the "Cheers" set for late nights with a newborn — and he says this chapter is his favorite yet.

Getting the day going right can establish the vibe for a useful and positive day ahead. Everybody has their own