OCR race, athlete overcoming a high raised log with a net

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Saucony Peregrine 13 – Review

Saucony Peregrine 13 trail running shoe

If you need to buy new running shoes, the chances of a Saucony shoe entering your list of potential purchases are quite high. They have history, a legacy to uphold, and everyone knows you’ll be able to perform with them. Peregrine 13 is a part of a long line of Saucony trail running shoes that has evolved since 2011 when the first model was launched. It is well-known in the trail community and well-appreciated due to its comfort and versatility. Specs Review This was my first proper trail running shoe and I think it was the perfect one to start.…

Merrell Agility Peak 5 – review

Merrell Agility Peak 5 trail running shoes

In recent years, Merrell has evolved from a hiking shoe company into the competitive trail realm. With the new Agility Peak 5, MTL Long Sky 2 Matryx, and MTL Skyfire 2 Matryx, they have certainly taken a competitive step into the trail world. Specs Review My Saucony Peregrine 13 was almost dead, so I needed a new shoe versatile enough for race days but also for training. Since I am a heavy runner (80-82kg), I prefer to have shoes with some cushioning to run more comfortably from start to finish. After narrowing the options, the decision was between the Hoka…

What is the lactate threshold?

Chart showing the blood lactate evolution alongside exercise intensity and the lactate threshold level
When we exercise, chemical reactions happen to provide our body with the energy it needs to move. In the aerobic zone, the body naturally clears these byproducts at the same rate that they are generated, but in the anaerobic zone an accumulation of these byproducts in the bloodstream happens, including the lactic acid. The line between aerobic and anaerobic zones is called the lactate threshold.

What is Tempo Running?

OCR athlete running hard to the finish line tempo run
This technique involves running at a pace that pushes your boundaries but remains sustainable over an extended period. The key objective of tempo running is to prepare your body to perform at higher intensities without succumbing to fatigue.

What is VO2 Max?

Example of VO2Max scale
VO2 max, or maximal oxygen consumption, is a critical physiological parameter that measures the maximum amount of oxygen your body is able to utilize during intense exercise. It represents your body's capacity to transport and utilize oxygen to fuel your muscles when engaging in high-intensity physical activities.

Heart rate zones

Heart rate beat monitor
Heart rate zones are a percentage of a person’s maximum heart rate. They are important because they determine if some type of activity can be sustained for a short period of time or a long period of time.