Coffee Lengthens Telomeres While Caffeine Shortens?

For those of you unaware, telomeres are the end parts of a chromosome that has been associated with living longer and having a lower risk of cancer. Think of them like the plastic tips at the end of shoelaces- if you didn’t have them, your shoelaces would start to fray and fall apart, but if you have long and sturdy ones then your shoelaces will last a very long time.