Why Protein and Strength Training Matter More As We Age
As we get older, maintaining muscle mass becomes one of the most important, and often overlooked aspects of long-term health. From our 30s onwards, we naturally begin to lose muscle mass and strength in a process known as sarcopenia. If unaddressed, this gradual loss can impact posture, joint stability, balance, bone health, metabolism, and overall independence. The good news? Two powerful tools can significantly slow and even reverse this process: adequate protein intake and regular strength training.
The Role of Muscle in Healthy Ageing
Muscle does far more than help us move. It supports our spine and joints, protects against injury, stabilises posture, and plays a vital role in blood sugar regulation and metabolic health. Loss of muscle is closely linked with increased aches and pains, poorer balance, higher risk of falls, reduced bone density, and slower recovery from injury.
From a chiropractic perspective, strong, well-conditioned muscles help the body hold spinal adjustments longer and reduce strain on joints and soft tissues. In short, muscle is protective, and preserving it should be a priority at every stage of life.
Why Protein Becomes More Important With Age
Protein provides the building blocks (amino acids) needed for muscle repair and growth. As we age, our bodies become less efficient at using protein meaning we actually need more, not less, to maintain muscle mass.
Many adults, particularly older adults, under-consume protein or concentrate it into one meal per day. For best results, protein should be spread evenly across meals to consistently stimulate muscle repair.
As a general guide:
- Aim for 1.2–1.6g of protein per kg of body weight per day, depending on activity levels
- Include a source of protein at every meal
- Prioritise high-quality sources such as lean meat, fish, eggs, dairy, legumes, tofu, and Greek yoghurt
Adequate protein also supports immune health, tissue repair, hormone production, and recovery after exercise or treatment.
Why Strength Training Is Essential – Not Optional
Strength (or resistance) training sends a clear signal to the body: these muscles are needed. Without that signal, the body gradually lets muscle tissue go. Weight training doesn’t have to mean heavy barbells or intimidating gym sessions — it can include resistance bands, body-weight exercises, machines, or light dumbbells.
Regular strength training:
- Preserves and builds muscle mass
- Improves bone density and reduces osteoporosis risk
- Enhances balance and coordination
- Reduces joint pain by improving muscular support
- Boosts confidence, energy, and mental wellbeing
Just 2–3 sessions per week can make a significant difference, even for beginners or those starting later in life.
Protein + Weights: The Powerful Combination
Protein and strength training work best together. Lifting weights creates small amounts of muscle stress; protein provides the raw materials needed to rebuild stronger tissue. Without sufficient protein, the benefits of training are limited. Without strength training, protein alone cannot prevent muscle loss.
This combination is especially important during midlife and beyond, when recovery takes longer and muscle loss accelerates if not addressed.
Getting Started Safely
If you’re new to strength training, start slowly and seek guidance, particularly if you have existing joint pain, injuries, or health concerns. A qualified trainer can help ensure good technique and appropriate progression. From a chiropractic standpoint, good form and gradual loading are key to protecting your spine and joints.
Supporting Your Long-Term Health
Staying strong as we age isn’t about aesthetics, it’s about resilience, independence, and quality of life. Prioritising protein intake and regular strength training is one of the most effective investments you can make in your future health.
Protein Content of Commonly Eaten Foods
| Food | Typical Serving Size | Protein (approx.) |
|---|---|---|
| Chicken breast (cooked) | 100g | 30g |
| Salmon (cooked) | 100g | 22g |
| Lean beef | 100g | 26g |
| Eggs | 2 medium eggs | 12–14g |
| Greek yoghurt | 200g | 18–20g |
| Cottage cheese | 150g | 18g |
| Milk | 250ml (1 glass) | 8g |
| Cheese (cheddar) | 40g | 10g |
| Tofu | 150g | 18g |
| Lentils (cooked) | 150g | 12g |
| Chickpeas (cooked) | 150g | 11g |
| Quinoa (cooked) | 150g | 6g |
| Peanut butter | 2 tbsp | 8g |
| Nuts (mixed) | Small handful (30g) | 5–6g |
| Protein powder | 1 scoop | 20–25g |
Practical Tip for Patients
Aiming for 20–30g of protein per meal is a helpful target for most adults, especially when combined with strength training. This could look like:
- Eggs or Greek yoghurt at breakfast
- Chicken, fish, tofu or lentils at lunch
- A balanced dinner with lean protein and vegetables
Spreading protein intake across the day is more effective than having most of it in one meal.
If you’d like advice on how exercise fits alongside your chiropractic care, or guidance on staying active safely, our team is always happy to help.