<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>arboghast</author><text>I started taking 3g of pharmaceutical grade fish oil about 1 year ago with 5000IUs vitamin D and 120mcg of K2 MK-7. I don’t “feel” anything but my Garmin is clear that my RHR and VO2max have greatly improved, and yet that’s on 5-6h sleep per night. I’m also definitely less sick.&lt;p&gt;Now question remains, which of those is responsible for this?</text><parent_chain><item><author>vocram</author><text>I wish I could perceive some kind of even minuscule cause-effect for any of the supplements I take, barring caffeine</text></item></parent_chain></comment><story><title>Omega-3 fatty acids and exercise: a review of their combined effects (2011) [pdf]</title><url>http://www.lookgreatnaked.com/articles/omega-3_fatty_acids_and_exercise.pdf</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>DantesKite</author><text>That reminds me of how people who wear WHOOP watches stop drinking alcohol as much because they noticed the impact it had on their cardio.&lt;p&gt;Would be interesting if you could reliably measure certain health metrics beyond heart rate over time.&lt;p&gt;I bet that would get people to take or avoid certain things.</text><parent_chain><item><author>vocram</author><text>I wish I could perceive some kind of even minuscule cause-effect for any of the supplements I take, barring caffeine</text></item></parent_chain></comment><story><title>Omega-3 fatty acids and exercise: a review of their combined effects (2011) [pdf]</title><url>http://www.lookgreatnaked.com/articles/omega-3_fatty_acids_and_exercise.pdf</url></story>