The Science of Sports
Arvind Singh
| 04-07-2025

· Sport team
Staying active has countless benefits, and Lykkers, it’s not just about looking better. Regular movement can help strengthen joints, support brain function, boost energy, and even improve long-term health.
The Harvard Medical School has identified the five most effective physical activities for overall well-being—regardless of age or current fitness level. Let’s explore each one to see how they can help shape a healthier lifestyle.
1. Swimming
Gentle on the body
Swimming ranks high as a full-body workout that’s easy on the joints. The natural buoyancy of water supports the body, making it ideal for those who prefer low-impact activities. Movements in water tend to be more fluid, helping reduce pressure on the limbs.
Recommended for joint care
According to Dr. I-Min Lee, a professor at Harvard Medical School, swimming is especially helpful for individuals with joint stiffness. It enables smoother motion with less discomfort, making it easier to build strength gradually.
Total muscle engagement
Each hand movement activates major muscle groups, improving tone and endurance over time. Swimming also boosts cardiovascular health and breathing efficiency. For those not keen on traditional movements, water-based group exercises can offer similar advantages.
2. Tai Chi
A balanced blend of movement and focus
Often referred to as “meditative motion,” Tai Chi combines slow, deliberate gestures with steady breathing. Each routine enhances flexibility, balance, and mental calmness without sudden impact or stress.
Accessible for all ages
Especially suited for older adults, Tai Chi helps maintain coordination and spatial awareness, two abilities that often decline with time. Dr. Lee highlights its value in reducing the risk of falls by improving balance—a vital element of long-term mobility.
Mind-body connection
Beyond the physical perks, regular practice may contribute to better mental clarity and reduced stress levels. The rhythmic flow of movements promotes calm and focus.
3. Strength Training
Preserving muscle function
Muscles naturally lose strength over time if not used. Strength training—using resistance bands, machines, or free weights—helps maintain and rebuild this important support system.
Calorie-burning benefits
According to Dr. Lee, increasing muscle mass supports metabolism, making it easier to manage weight consistently. This type of training also helps stabilize joints and improves posture.
Start light and progress safely
Beginners should start with small weights (around 1–2 kg) and increase gradually. Once the body adapts to the load and can handle more than 12 reps easily, it's safe to level up. Good form and consistency are key to seeing results.
4. Walking
Simple but impactful
Walking may seem basic, but it’s among the most effective activities for improving general health. It’s easy to do anywhere and doesn’t require special equipment.
Supports heart and metabolic function
Harvard Health Publishing points out that regular walking can help stabilize blood pressure, enhance circulation, and support blood sugar control. It also contributes to maintaining balance and flexibility.
Boosts mood and memory
Several studies suggest that walking outdoors may reduce stress and improve cognitive clarity. A starting goal of 15 minutes per day, gradually increasing to 30–60 minutes several times per week, is ideal for lasting effects.
5. Kegel Exercises
Strength from the inside
Though less discussed, Kegel exercises hold an essential place in a well-rounded activity plan. They target the internal muscles that play a key role in stability and function.
Improves daily well-being
These exercises help maintain the strength of pelvic muscles, which support important internal systems. They can be useful for individuals of all genders.
How to perform them
Identify the muscles used to pause urination. Contract them gently for 2–3 seconds, then relax fully. Repeat the movement 10 times per set. Aim for 4–5 sets a day for noticeable improvement over time.
In Conclusion
No matter the lifestyle, integrating one or more of these activities can make a meaningful difference. From water workouts to gentle movement flows and strength-building sessions, there's an option suitable for every stage of life.
Lykkers, these five approaches offer more than fitness—they’re a path toward better health, sharper thinking, and improved energy. Backed by trusted research from Harvard, they provide a roadmap to becoming stronger, steadier, and more balanced—inside and out.