No matter your skin tone, sunscreen keeps your skin safe from harmful UVA and UVB rays. But to use it right, you need to know a few things: What SPF to use, how often to reapply and the difference between chemical and physical sunscreen. We explain what to look for on the back of a sunscreen bottle and how to use it effectively.<br/><br/>Learn more about sponsor message choices: <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a><br/><br/><a href="https://www.npr.org/about-npr/179878450/privacy-policy">NPR Privacy Policy</a>

To save money on groceries, try these tips before going to the store

Everyone needs a little help being a human. From sleep to saving money to parenting and more, host Marielle Segarra talks to experts to get the best advice out there. Life Kit is here to help you get it together. Want another life hack? Try Life Kit+. You'll support the show and unlock exclusive curated playlists and sponsor-free listening. Learn more at plus.npr.org/lifekit