which my boyfriend's 10-year-old nephew once attempted to "play" when he seized my smartphone from the kitchen counter last Thanksgiving. "This is a boring game," he said, before telling Period Tracker that I'd been experiencing saltiness cravings and a heavy flow.

Both traditional Chinese medicine and Chinese cooking focus on balance between the five flavors: Pungent, sweet, sour, salty, and bitter. Most authentic dishes will contain aspects of all five flavors. I'm sure some reasonable amount of opium latex could be covered up with extra ginger and chilies. Then again, urban…

I would be much more creeped out if he had a precise answer... like This dude from Japan who holds the (apparently real) Masturbation World Record at 9 hours 33 minutes. Maybe they have an office intramural league over at the NSF.

The short answer is that the differences can matter much more when you're doing basic research trying to figure out what one individual protein does as opposed to once you've reached the point of clinical treatment.

I replied to because you responded to another reasonable and well-intenioned question by rudely dismissing it. My reply was for that other commenter as well as others who may be reading and have similar questions.

THIS!

True, there isn't some magical signal that makes different women's cycles sync up, unlike when a woman rejects a potential suitor she sprays a noxious scent that repels any other woman within a 50 km radius.

Wank free or Die!

Studies on adult mice typically use mice between 30 and 90 days old, so there would probably be a limited amount of time for any syncing.

I blame Common Core!

As a former biologist, I have a few firsthand thoughts on this.