Photo by: (top left to bottom right) Karolina Grabowksa, Jon Tyson, National Cancer Institute, Anna Shvets, Robina Weermeijer, Pixabay, Pixabay, Pixabay,

Sharon McCutcheon, Karolina Grabowska, Markus Spiske, Cottonbro, Negative Space, Robina Weermeijer, Diva Plavalaguna, Fauxels, Luis Dalvan, Pixabay