One of the most challenging aspects of growing older is dealing with changes in your body.

After hitting 30, testosterone starts to decline in both men and women.

Add HIIT, or high-intensity interval training, at least two times, as described later."

woman doing planks, concept of exercises for stronger muscles

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Below, you’ll find some of the best exercises for stronger muscles a longevity expert swears by.

Gear up to sculpt and maintain your muscles, along with strengthening your heart in the process.

She suggests walking for 45 to 90 minutes.

walking workout

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“We ‘chest-breathe’ when we should be ‘belly-breathing,'” she says.

Your goal should be to complete three sets of eight to 10 breaths each every day.

“These are also low-impact exercises, making them suitable for individuals of various fitness levels and ages.

Diaphragmatically breathing

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Strong core muscles are essential to preventing injury both during exercise and everyday activities.”

By increasing the weight used over time, you will build and strengthen muscles across your entire body."

“HIIT workoutsare helpful as they burn many calories, lose fat, and build muscle.

woman doing planks on a pier by the water next to city, concept of strength exercises to drop 10 pounds in a month

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Dr. Comite suggests starting with five sets of five reps, using the correct form.

TRX inverted row exercise

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woman doing kettlebell goblet squats weight training exercises for weight loss at the gym

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middle-aged man doing battle ropes endurance exercises to improve stamina

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woman doing belly-shrinking workout with trap bar

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