1After a long illness, she felt a deep lethargy that made it hard to get out of bed.
2Is the company's recent lethargy in innovation due to a lack of investment in research?
3The hot summer weather often brings a general lethargy, making people less productive.
4If you're feeling lethargy after lunch, try taking a short walk outside to refresh your mind.
5The team's lethargy in the second half of the game led to their defeat, despite their strong start.