Exercise is good for your health — no one can deny that. It is no coincidence that health professionals, faced with rising levels of sedentary behaviour, keep repeating this message. But is exercising every day actually recommended? The answer depends on your fitness level and the intensity of the activity you choose. Here is what the official guidelines say, what regular exercise can offer, the limits of intense daily training — including injuries and exercise addiction — and how often to exercise depending on your goals.
What are the official guidelines on physical activity?
In response to growing sedentary lifestyles, health authorities continually issue recommendations on physical activity and exercise. According to the World Health Organization(1), to reduce the risk of chronic disease and maintain a healthy weight, adults should:
- get at least 2.5 to 5 hours of moderate-intensity endurance activity per week (brisk walking, active yoga, elliptical training, aqua aerobics, dancing, as well as household chores or gardening);
- or get at least 1h15 to 2h30 of vigorous-intensity endurance activity per week (all endurance-based sports such as running, cycling, swimming, cross-country skiing, jump rope, team sports);
- complement this with muscle-strengthening activities at least 2 days per week;
- increase these durations where possible to gain greater benefits and reduce sedentary time.
No specific guidance is given on how to spread these activities throughout the week. It can therefore be assumed that there is nothing stopping you from distributing them across each day.
Exercising every day: genuinely beneficial?
1- The benefits of physical activity
The benefits of exercise are well established. Regular physical activity can:
- improve muscular and cardiorespiratory fitness;
- reduce the risk of cardiovascular disease, mental health conditions, chronic illnesses (such as diabetes), and even certain cancers;
- help maintain a healthy weight and reduce body fat (fat mass);
- improve bone health and physical abilities (strength, endurance, flexibility, coordination…);
- support better sleep;
- reduce the risk of falls;
- increase healthy life expectancy;
- enhance cognitive health (better memory, improved concentration, reduced risk of cognitive decline with age).
2- Exercising every day: not for everyone, and not without limits
When it comes to the question of whether you should exercise every day, there is no clear-cut answer. It all depends on the physical condition of the individual (beginner, experienced, or professional athlete), their age, their weight, and the type of exercise chosen.
Moderate-intensity activity, which is gentler on muscles and joints (gym, stretching, Pilates or walking) can be practised every day. It helps maintain fitness without requiring recovery time. It places no intense strain on the muscles and is suitable for all fitness levels.
More intense activity, such as running, CrossFit, road cycling, weight training, or any sport that involves pushing for progression and performance, is a different matter entirely. The body is put under significant strain and, if the activity is practised every day, it can break down. This is even more true for those who are not elite athletes. This type of overtraining can lead to injuries, ranging from simple tendinitis to fractures. The reason is simple: the body needs to rest in order to replenish its energy and, above all, repair muscle tissue.
Finally, intense daily exercise can also have another consequence, this one psychological: exercise addiction. This is essentially a compulsive dependence on physical exertion. It manifests as an overwhelming and ever-growing urge to exercise, accompanied by intense frustration when it is not possible (due to injury, work or family commitments…). When we exercise, several neurotransmitters are released, including dopamine and endorphins. These so-called pleasure hormones activate the same brain reward receptors as drugs or sugar. As a result, some people can become literally addicted to physical activity. Add to this the psychological effects of exercise — improved self-esteem, a more toned body perceived as more attractive, reduced stress … Fortunately, not everyone develops exercise addiction: it can affect some people who exercise excessively.
How often should you exercise to lose weight?
Again, it is difficult to give a definitive answer: it all depends on your starting point and the results you are aiming for. That said, fitness coaches generally agree that to lose weight, boost your metabolism and change your body composition (less fat, more muscle), you should:
- exercise 3 to 5 times per week;
- vary the intensity from session to session;
- alternate between cardio sessions (longer) and strength training (shorter but more intense);
- avoid back-to-back sessions — instead, alternate 2 active days with 1 rest day;
- on rest days, opt for very gentle activities such as a walk or some stretching.
Finally, it is worth noting that weight loss does not rely on exercise alone. It cannot happen without a healthy lifestyle overall.
Diet must be balanced:
- it should focus on unprocessed foods — lean proteins (plant-based or animal), low-GI complex carbohydrates, fruit and vegetables, low-fat dairy — prepared at home;
- portions should be reasonable (watch your serving sizes!);
- fast sugars, saturated fats and salt should be kept to a minimum;
- hydration should come primarily from water.
It is also essential to make sure you get enough sleep, as it is during the night that the body regenerates (muscles included!). Sleep also plays a key role in hormonal regulation, particularly the hormones that govern hunger and satiety. A lack of rest can increase hunger, impair feelings of fullness and influence food choices.
References
(1) WHO, Physical activity
Related articles
- Slimming your figure in one week: is it realistic?
- Is the treadmill effective for weight loss?
- How to lose weight in the pool?
Useful categories: Everything You Need to Know About Slimming, Weight Management.
To go further, explore the Cellublue shop: our body care products.
