IE 11 is not supported. For an optimal experience visit our site on another browser.
  • Woman turns diabetes diagnosis into life-changing institution

    06:33
  • Try this low-impact workout with high impact results

    04:00
  • How to develop and attract deeper connections with others

    07:11
  • Meet the psychologist helping nourish relationships on social media

    06:54
  • See Start TODAY’s December 2023 fitness plan

    04:26
  • Now Playing

    Actions to take when common symptoms turn uncommon

    05:30
  • UP NEXT

    Novo Nordisk sues companies for ‘misbranding’ copycat Ozempic

    02:42
  • Pneumonia cases rise among kids: What are the symptoms?

    02:42
  • NBC News' Antonia Hylton opens up about rare cancer diagnosis

    06:26
  • Winter skincare routine: How to protect your skin this winter

    04:19
  • End-of-year mental health checklist: How to boost your wellbeing

    04:03
  • Mysterious outbreak of respiratory illness in China raises concern

    01:55
  • Torch calories and improve heart health with this aerobics workout

    15:54
  • Flu numbers are on the rise: Here's how to stay healthy

    02:03
  • Mounjaro may be 3 times more effective than Ozempic, study finds

    03:26
  • Exercises to keep you active and healthy throughout the holidays

    04:08
  • Celebrating 20 years of ‘Thanks and Giving’ with Marlo Thomas

    02:51
  • Woman’s journey from patient to doctor gives hope to children

    04:35
  • Two young cancer patients find friendship and hope at St. Jude

    08:07
  • How a college softball team helped inspire young cancer patient

    06:15

Actions to take when common symptoms turn uncommon

05:30

NBC News medical contributor Dr. Natalie Azar joins TODAY to break down the medical symptoms you should never ignore, including unexplained weight loss and new chest pains. She also outlines when to seek medical attention for things like an unexplained fever, new moles, skin rash and more.