Why are COVID deaths on rise despite less cases?

Despite the second wave of coronavirus showing signs of ebbing since the second week of May, across India, hospitalizations continue to be on the higher side, and COVID-19 deaths are rising.

Why are COVID deaths on rise despite less cases?
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Despite the second wave of coronavirus showing signs of ebbing since the second week of May, across India, hospitalizations continue to be on the higher side, and COVID-19 deaths are rising.