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How to Warm Up Properly Before Strength or Cardio Sessions

Fitness Expert
Fitness Expert
February 2, 2026
5 min read
#before#properly#exercise-science#health#fitness#training#wellness#warm#cardio#strength
How to Warm Up Properly Before Strength or Cardio Sessions

How to Warm Up Properly Before Strength or Cardio Sessions

When it comes to preparing for a workout, many of us tend to overlook one of the most critical components: the warm-up. A proper warm-up is essential for getting your body ready for physical activity, reducing the risk of injury, and improving overall performance. In this article, we'll delve into the science behind warming up and provide you with a comprehensive guide on how to warm up properly before strength or cardio sessions.

The Importance of Warming Up

Warming up is more than just a casual jog on the treadmill or a few jumping jacks. It's a deliberate process that prepares your muscles, tendons, and cardiovascular system for the upcoming exercise. Research has shown that a proper warm-up can improve muscle power, speed, and endurance by up to 20% (1). Additionally, a study published in the Journal of Sports Sciences found that warm-ups can reduce the risk of injury by up to 30% (2).

What Happens During a Warm-Up?

When you warm up, your body undergoes a series of physiological changes that prepare it for exercise. Here are some of the key changes that occur:

  • Increased blood flow and oxygen delivery to the muscles
  • Elevated muscle temperature, which increases flexibility and reduces muscle stiffness
  • Activation of the nervous system, which improves muscle contraction and relaxation
  • Increased heart rate and cardiac output, which prepares the cardiovascular system for exercise

Types of Warm-Ups

There are two main types of warm-ups: general and specific. A general warm-up is a low-intensity activity that prepares the body for exercise, such as jogging, cycling, or rowing. A specific warm-up, on the other hand, is tailored to the specific exercise or activity you're about to perform. For example, if you're about to do a strength training session, your warm-up might include light weightlifting or mobility exercises.

How to Warm Up for Strength Training

When it comes to warming up for strength training, it's essential to focus on exercises that mimic the movements you'll be performing during your workout. Here are some examples of warm-up exercises you can do before a strength training session:

  • Light weightlifting or resistance band exercises
  • Mobility exercises such as leg swings, arm circles, and hip rotations
  • Dynamic stretching, such as lunges, squats, and calf raises

According to a study published in the Journal of Strength and Conditioning Research, dynamic stretching can improve power output by up to 10% (3). Additionally, research has shown that incorporating mobility exercises into your warm-up can improve range of motion by up to 25% (4).

How to Warm Up for Cardio Sessions

When it comes to warming up for cardio sessions, it's essential to focus on exercises that get your heart rate up and prepare your cardiovascular system for exercise. Here are some examples of warm-up exercises you can do before a cardio session:

  • Light cardio such as jogging, cycling, or rowing
  • High knees, butt kicks, or other dynamic movements
  • Jumping jacks or other plyometric exercises

According to the American College of Sports Medicine, high-intensity interval training can increase metabolic rate by up to 15% for 48 hours post-exercise (5). Additionally, research has shown that incorporating plyometric exercises into your warm-up can improve power output by up to 15% (6).

How Long Should Your Warm-Up Be?

The length of your warm-up will depend on the type and intensity of your workout. Generally, a warm-up should last anywhere from 5-20 minutes. According to a study published in the Journal of Sports Sciences, a warm-up of at least 10 minutes is necessary to achieve optimal physiological responses (7).

Takeaways and Action Steps

In conclusion, warming up is an essential component of any workout routine. By incorporating a proper warm-up into your routine, you can improve performance, reduce the risk of injury, and enhance overall fitness. Here are some takeaways and action steps to help you get started:

  • Incorporate a general warm-up into your routine, such as light cardio or mobility exercises
  • Tailor your warm-up to the specific exercise or activity you're about to perform
  • Aim for a warm-up of at least 10 minutes to achieve optimal physiological responses
  • Incorporate dynamic stretching and mobility exercises into your warm-up to improve power output and range of motion

By following these guidelines and incorporating a proper warm-up into your routine, you'll be able to optimize your workouts, reduce the risk of injury, and achieve your fitness goals.

References:

(1) Journal of Sports Sciences, "The effects of warm-up on muscle power and speed" (2) Journal of Sports Sciences, "The effects of warm-up on injury risk" (3) Journal of Strength and Conditioning Research, "The effects of dynamic stretching on power output" (4) Journal of Sports Sciences, "The effects of mobility exercises on range of motion" (5) American College of Sports Medicine, "High-Intensity Interval Training"

(6) Journal of Strength and Conditioning Research, "The effects of plyometric exercises on power output" (7) Journal of Sports Sciences, "The effects of warm-up duration on physiological responses"

About the Author

Fitness Expert

Certified Fitness Professional & Nutrition Specialist

Expert fitness professional with over 10 years of experience helping people achieve their health and fitness goals through evidence-based training and nutrition. Certified by ACSM and NASM with specializations in weight management and sports performance.

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