Early-life stress is especially concerning, according to recent research.
After finding out she doesn't have cancer, Rebecca celebrates by assigning herself a new birthday.
All through this year, Dan Thomas vlogged the emotional and physical tribulations his sarcomatoid carcinoma put him through.
Most symptoms are actually caused by your immune system's response to the virus.
Critics note that they are distracting, uncomfortable, increase stress, hurt productivity, and potentially spread germs.