If You Can Hold This Core Position for 90 Seconds After 50, You're Stronger Than Most

See why a 90 second plank is an elite core benchmark after 50 and use this 4 move plan to safely build strength to reach it.

Simple 90-second bowel test would spare 600k Brits from having a camera put up their bottom

A 90-SECOND bowel test will spare 600,000 Britons uncomfortable colonoscopies, inventors say. The OriCol swab check is ...
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Emotionally Intelligent People Use the 90-Second Rule to Handle Big Feelings. Here’s Why

A Harvard-trained neuroscientist says emotional intelligence isn’t about avoiding big, scary feelings. It’s about responding wisely to them. This rule can help. Most of us want to have high emotional ...
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Peaking earlier: Six-second max power test for athletes outperforms standard 30-second version

A six-second cycling test has been shown to reliably and efficiently measure peak power in endurance athletes, offering an appealing alternative to the standard 30-second test. The 30-second test, ...