Strength training
Learning Center
5 common mistakes when you squat
Are squats part of your strength routine? Make sure you're doing them right. Learn the most common squat mistakes and how to get back on track.
Ankylosing spondylitis
Learn about this inflammatory disease that can cause some of the vertebrae in the spine to fuse over time.
Body-weight training: Is it effective for strength training?
Body-weight training — Try out this alternative form of strength training.
Core exercises: Why you should strengthen your core muscles
Core exercises strengthen your abs and other core muscles for better balance and stability.
Different types of COVID-19 vaccines: How they work
Find out how different COVID-19 vaccines cause your body to create antibodies that will fight the COVID-19 virus.
Exercises to improve your core strength
Use these core-strength exercises to tone your core muscles, including abdominal muscles, back and pelvis.
Free weights or machines: Which are better?
Free weights are versatile and inexpensive. They also simulate real-life lifting situations and promote whole-body stabilization. Likewise, machine weights can be effective weight training tools, as long as you use machines that adjust to your body dimensions and allow full range of motion of your joints. What is the bottom line? Choose a weight training system that you enjoy and that fits into your lifestyle. And whatever type of resistance you choose, remember that proper technique is more important than the specific type of equipment.
Isometric exercises: Good for strength training?
Learn more about isometric exercises that contract a particular muscle or group of muscles.
Multiple sclerosis
This nervous system disorder causes a range of symptoms — and while there's no cure, it's possible to have long periods of remission.
Step it up: 7 quick stair exercises to do at home
A creative stroll up and down the stairs tones the legs and may even control blood sugar. Try these seven easy stair exercises right now.