Look for a partially tripped breaker that’s about halfway between the ‘off’ and ‘on’ positions. Avoid the temptation to switch off and on all the breakers, or you’ll find yourself ...

We asked an expert to explain all the problems that can cause tripped circuits, how to check your circuit breaker, and when to call a professional.

When the lights go out, you find the circuit breaker and flip it back to the on position. Most people understand, too, that the breaker will trip if you overload the circuit with too many things ...