File this under “no duh”: Working out is good for you. Research shows that it can help to extend your lifespan, improve your memory, help you sleep better and more. There are nearly no downsides to regularly breaking a sweat, except if you’re not diligent about your post-workout skin care routine , all that sweat can lead to bacteria buildup, irritation and acne . The good news is that skin issues caused by working out are easily preventable. The key is to develop a solid skin care routine for