Please choose the correct ending to complete the given sentence: Health: [header] How to ease multiple sclerosis symptoms using cool temperatures [title] Determine if you would benefit from cool temperature treatments. [step] Consider whether or not your symptoms get worse during hot or humid weather. Your symptoms may even get worse if your house gets too hot or if you run a fever.

Ending1: Cold therapy may help as well, but remember that it is just temporary, not as painful as heat treatments. [title] Determine if you need to visit your doctor. Ending2: [substeps] Cool temperatures are a myth; but they are true nonetheless. Hot may reduce your body's temperature, which in turn can lead to excess sweating. Ending3: For example, if you realize that the numbness and tingling in your arms gets worse when you don't run your air conditioner, you would probably benefit from cool temperature therapy. [substeps] Your response to heat might even be the first sign of ms you experience. Ending4: Consider whether you need to receive humidifiers, chamomile tea, or another herbal remedy. [substeps] Cool and humid temperatures may also cause heat sensitivity.

Answer format: ending1/ending2/ending3/ending4