Discover the simple method to calculate your true zone 2 range—and why getting it right matters for marathon success.

Every year, more than one million scientific articles are published in the life sciences. Two-thirds of them include ...

Zone 1 (minimal exertion): Your heart rate is ideal for warming up before your workout, cooling down after a workout or during a recovery workout (light training after intense sessions). Primarily in ...

An excess of minerals in your water can leave soap scum in your sinks, clog your faucets, and even alter the taste of food.

The era when San Francisco hotel owners made money hand over fist — like in 2019 after hotel rooms notched a new record for average daily rate: $273.61 — hasn’t returned. San Francisco still ranks at ...

Within those constraints, finding ways to stay hydrated and lower your body temperature are paramount. You can do this by ...

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Your heart rate is an indication of how much effort your body is exerting, says sports and orthopedic physical therapist Winnie Yu, DPT, CSCS. “The higher your heart rate is, th ...

To determine your own resting heart rate, count how many times your heart beats in one minute, but remember to do so after sitting calmly for five to 10 minutes. Dr Tamanna Singh, a cardiologist ...

Make it a priority to get outside daily, even if it’s just sitting under a tree during your lunch break. Heart rate variability training offers a direct path to improved cardiac efficiency.

(For most adults, a normal resting heart rate is between 60 and 100 beats per minute, according to the American Heart Association.) A lower DHRPS is better (something more like 0.008), Zhanlin ...