Gift link:

Eastern U.S. braces for extreme, long-lasting heat wave: How hot it will get

The Ohio Valley, Northeast and Mid-Atlantic will be particularly hard hit. Heat indexes over 100 will stretch from the Gulf Coast to Canada.

Thanks, I'm not sure what's up with them but even on the gift link, they were demanding an email address to read the article.

In 1995 my friend and I had a Chicago apartment without AC . We kept it dark and shut against the heat. It worked for a day. After three days friends made us leave for their cooled apartments. We were loopy and had lost perspective. The heat lasted many more days. Check on your folks.