Weekend Link Love – Edition 462

weekend_linklove in-lineRESEARCH OF THE WEEK

The sperm count in men from North America, Europe, Australia, and New Zealand has declined by 50% over the last 40 years.

Sperm quality is down in dogs, too.

Birthday wishes do come true, as long as you wish to increase the cake’s bacterial levels by 1500%.

Another study shows that wearing blue blocking goggles at night boosts melatonin levels, even when you use your smartphone.

Watching TV for a few hours a week might not be so bad (and may even be good) for a kid’s brain development as long as they watch and discuss it with a caretaker.

Hip thrusts are great but don’t seem to increase sprint performance.

Turns out the Canaanites weren’t killed off.

High brain iron may precipitate Alzheimer’s.


Episode 179: Thor Conklin: Host Elle Russ chats with Thor Conklin, an entrepreneur who credits his healthy paleo lifestyle as a critical co-factor in his success.

Each week, select Mark’s Daily Apple blog posts are prepared as Primal Blueprint Podcasts. Need to catch up on reading, but don’t have the time? Prefer to listen to articles while on the go? Check out the new blog post podcasts below, and subscribe to the Primal Blueprint Podcast here so you never miss an episode.


How to lower your cholesterol, if you’re into that sort of thing.

This isn’t fake news.


Why Wim Hof explicitly cautions against doing his breathing techniques in or around water.

Homo erectus may have displayed human-like thinking at least 1.8 million years ago.


The overwhelming importance of conscientiousness.

DNA evidence is changing everything we thought we knew about plant and animal domestication.

How is the poke craze affecting yellowfin populations?

The first human embryos were just edited in the US using CRISPR.

It’s always nice to see a success story.


Nice take on the AHA/coconut oil controversy: From Nina Teicholz.

I hope they used avocado oil: Bob Dylan potato chips are all the rage in China.

I would have liked this guy: Japanese longevity expert who recently died at 105 had great advice for long life.

I’m glad I never got into playing football: 110/111 NFL brains were found to have evidence of CTE, the neurodegenerative disease caused by trauma.

I just did the same thing last week: Man thinks cubed butternut squash is cubed cheese, tries to return it.



One year ago (Jul 30– Aug 5)


Good stuff as always Mark I just beg you to never publish a link to an article that states eating a couple of bites of 85% chocolate every day is bad for me. ?

– Even if such a study were to come out, I’d suppress the findings with every ounce of my being, HealthyHombre.

About the Author

Mark Sisson is the founder of Mark’s Daily Apple, godfather to the Primal food and lifestyle movement, and the New York Times bestselling author of The Keto Reset Diet. His latest book is Keto for Life, where he discusses how he combines the keto diet with a Primal lifestyle for optimal health and longevity. Mark is the author of numerous other books as well, including The Primal Blueprint, which was credited with turbocharging the growth of the primal/paleo movement back in 2009. After spending three decades researching and educating folks on why food is the key component to achieving and maintaining optimal wellness, Mark launched Primal Kitchen, a real-food company that creates Primal/paleo, keto, and Whole30-friendly kitchen staples.

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