Cancer Questions

• Did cancer exist before man-made chemicals were around to create it?
• How do 5G cell phone signals harm humans?
• How long can you use a cell phone before getting a brain tumor?
• How much extra radiation am I exposed to if I stick my hand in the microwave right after it turns off?
• Is ionizing radiation always harmful?
• Why are cancer mortality rates rising?
• Why don't dark-skinned people get sunburns?
• Why isn't there just one cure for cancer?