I am a former personal trainer and still enjoy learning and brushing up on my training ... various adjustable dumbbell throughout my years of experience testing home fitness equipment.

If you don't have a gym membership or want the convenience of strength training at home, investing in a set of standard or adjustable dumbbells is a must for your home gym equipment lineup.

These low-resistance exercises use your body weight rather than other equipment. You do many repetitions of each move to help build muscle while improving how long you can keep the exercise going.

If you were on a desert island and could only take one piece of workout equipment, it should be dumbbells (followed by an adjustable weight ... You can do compound exercises with them and train ...