Is the DNA of mankind deteriorating at a little with each new generation?

Is the DNA of mankind deteriorating with each generation? Relatively recent findings (less than 30 years) show that all humans on Earth come from a single mitochondrial mother using DNA lineage tracing. With each new generation, faults accumulate, errors creep in. So where does the current human population stand... show more Is the DNA of mankind deteriorating with each generation? Relatively recent findings (less than 30 years) show that all humans on Earth come from a single mitochondrial mother using DNA lineage tracing. With each new generation, faults accumulate, errors creep in. So where does the current human population stand relative to the original / fresh copy of "Eve"? Answers from qualified people working the fields of genetics would be appreciated.
Update: The question is not about whether our DNA is changing. The question is - is our DNA deteriorating?
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