Zone 1 (55-65% of max heart rate): This is the "conversational pace" zone. You work at a light intensity, so you can easily chat without losing your breath. This pace is ideal for burning fat and is ...

When it comes to tracking your heart rate, nothing beats using equipment designed for such a purpose, such as chest strap ...

You can do better than sleeping pills or counting sheep. From free apps and wearable trackers to smart mattresses and climate ...