Health

President Biden has asked the intelligence community to investigate whether or not the virus leaked from a lab in Wuhan, China. Vanity Fair reporter Katherine Eban shares her findings.

Jeffrey Gettleman of the N.Y. Times says the air has been filled with smoke from crematories. Meanwhile, the health care system is collapsing and the black market for oxygen and medicine is thriving.

Bechdel's new graphic memoir is about her lifelong obsession with exercise. She says she has a "predisposition of being extremely self-conscious and very caught up in my head" — and exercise helps.

When Nicole Lynn Lewis got pregnant in high school, she thought it might end her dream of going to college and having a career. She felt ashamed, in part because of how people regarded her as a pregnant Black teenager. Lewis, who is now in her 40s, was named a CNN Hero in 2014. Last year, she was named one of the inaugural awardees of the Black Voices for Black Justice Fund in recognition of her work addressing structural and systemic racism in America. Her new memoir is called Pregnant Girl: A Story of Teen Motherhood, College, and Creating a Better Future for Young Families.

Less than three weeks into the new Biden administration, Dr. Anthony Fauci, the infectious disease expert who has headed up the National Institute of Allergy and Infectious Diseases since 1984, is encouraged by the new president's approach to the COVID-19 pandemic. Fauci has worked with seven presidents, from Ronald Reagan to Joe Biden. Much of his career has been devoted to researching viruses and the immune system.

Daniel Lieberman is a professor in the department of human evolutionary biology at Harvard. He says that the notion of "getting exercise" — movement just for movement's sake — is a relatively new phenomenon in human history. His new book is Exercised: Why Something We Never Evolved to Do Is Healthy and Rewarding.

The U.S. has only four percent of the world's population — and yet it accounts for 20 percent of all COVID deaths. New Yorker writer Lawrence Wright discusses America's pandemic year.

Interested in learning a new skill in the new year? CNN chief medical correspondent Dr. Sanjay Gupta says that will also improve your brain health. "The act of experiencing something new — or even doing something that's typical for you, but in a different way — can all generate these new brain cells," says Gupta, a practicing neurosurgeon and associate professor of medicine at Emory University School of Medicine. He has a new book about the brain.

Eleven years ago, when she was 24, Katherine Standefer was working as a ski instructor and a climbing teacher in Jackson, Wyo., when she suddenly passed out in a parking lot. She later learned that she has long QT syndrome, a genetic heart condition in which the heart can suddenly quiver instead of rhythmically pumping blood. Standefer chronicles the ways her condition and the implanted defibrillator changed her life in the book Lightning Flowers. Looking back, she feels particularly grateful for her present health.

Apollo's Arrow author Nicholas Christakis says we're likely to be living with pandemic-related social restrictions into 2022 — even if an effective vaccine is developed.