This could be a case of surgical site infection. Usually, this happens after surgery where there is an incision made thereby causing redness as well as swelling around where you were cut. It might help if you keep that place dry after cleaning it every once in a while but try not to touch too much or else there might be more pain. Make sure to visit your doctor so they can figure out what else needs to be done about this.

Headaches and yellow mucus often suggest a sinus infection. Sinuses get blocked, causing head pressure and pain. Yellow mucus indicates your body is fighting an infection. Try using a humidifier, drinking water, and saline nasal sprays. If the mucus doesn't clear, see a doctor.

Hearing about your missing belly button might be disconcerting, but be confident that your health will not be affected because of it. Your navel does not take part in your health's normal job, so you should be fine. Anyway, however, always watch for any discomfort or abnormality, such as pain or swelling in that specific area. If you do notice something different then you should consult a doctor.

You've had trouble­ breathing for three days now. This issue­ arises from colds, allergies, or lung infe­ctions. Stay hydrated by drinking water. Get e­nough rest. Avoid smoke and strong smells. If bre­athing troubles persist, see­ a doctor imme­diately. 

After a pancreas surgery, one should be more mindful that the person should not stay longer in the water and especially not undertake swimming and water slides that are heavy on the internal organ part and can be the cause of some complications. Allow your surgical wounds to heal and do not perform water activities for 2 to 3 months. It's quite natural to feel tensed and it's the right approach to not indulge in these things until you are fully healthy again.

If you cut your finger and it bleeds a little bit, the best thing to do is drink small sips of water. Don’t worry too much—this will not greatly thin your blood. It will keep you hydrated and aid in recovery for the body. If you start feeling faint or dizzy, take a seat for some time while elevating your legs so that blood can return flowing towards the brain.

After a hysterectomy, sitting is merely the time to facilitate your recovery. Do not proceed with the bend-over technique – use your legs to squat and rise. Pick sturdy chairs with high backs and armrests. Avoid the heavy lifting, forcing pain and take regular breaks. Talk to your doctor for customized recovery plan with particular recommendations as to the proper posture. Pay attention to your body and try focusing on gentle motions along with relaxation.