Whether you were a star athlete in high school or just got on a fitness kick a few years ago, it's always disheartening to get out of shape again. Getting back to that level can feel impossible when you're starting from square one. Well, we have good news: according to recent research, you may not be starting from square one after all. It turns out that your muscles remember when they were stronger, and they store that memory in their DNA.
A Methyl Group Never Forgets
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Key Facts In This Video
There are three different types of muscles: cardiac, smooth and skeletal. 00:31
Muscles are categorized into two types: Type I (slow twitch) and type II (fast twitch). 01:13
Lifting something heavy, like a weight, tears muscles apart, then those muscles rebuild themselves to prepare to face that damage again. 01:58
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